991315962

素因数分解:

$2^1\times 3^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:247

約数の個数: 256

約数和(自身を含む): 2903040000

約数和(自身を除く): 1911724038

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 27, 39, 42, 46, 49, 54, 63, 69, 78, 91, 98, 117, 126, 138, 147, 161, 179, 182, 189, 207, 234, 273, 294, 299, 322, 343, 351, 358, 378, 414, 441, 483, 537, 546, 598, 621, 637, 686, 702, 819, 882, 897, 966, 1029, 1074, 1127, 1242, 1253, 1274, 1323, 1449, 1611, 1638, 1794, 1911, 2058, 2093, 2254, 2327, 2457, 2506, 2646, 2691, 2898, 3087, 3222, 3381, 3759, 3822, 4117, 4186, 4347, 4459, 4654, 4833, 4914, 5382, 5733, 6174, 6279, 6762, 6981, 7518, 7889, 8073, 8234, 8694, 8771, 8918, 9261, 9666, 10143, 11277, 11466, 12351, 12558, 13377, 13962, 14651, 15778, 16146, 16289, 17199, 17542, 18522, 18837, 20286, 20943, 22554, 23667, 24702, 26313, 26754, 28819, 29302, 30429, 32578, 33831, 34398, 37053, 37674, 40131, 41886, 43953, 47334, 48867, 52626, 53521, 56511, 57638, 60858, 61397, 62829, 67662, 71001, 74106, 78939, 80262, 86457, 87906, 97734, 102557, 107042, 111159, 113022, 114023, 120393, 122794, 125658, 131859, 142002, 146601, 157878, 160563, 172914, 184191, 201733, 205114, 213003, 222318, 228046, 236817, 240786, 259371, 263718, 293202, 307671, 321126, 342069, 368382, 374647, 395577, 403466, 426006, 439803, 473634, 481689, 518742, 552573, 605199, 615342, 684138, 749294, 778113, 791154, 798161, 879606, 923013, 963378, 1026207, 1105146, 1123941, 1210398, 1412131, 1445067, 1556226, 1596322, 1657719, 1815597, 1846026, 2052414, 2247882, 2394483, 2622529, 2769039, 2824262, 2890134, 3078621, 3315438, 3371823, 3631194, 4236393, 4788966, 5245058, 5446791, 5538078, 6157242, 6743646, 7183449, 7867587, 8472786, 10115469, 10893582, 12709179, 14366898, 15735174, 18357703, 20230938, 21550347, 23602761, 25418358, 36715406, 38127537, 43100694, 47205522, 55073109, 70808283, 76255074, 110146218, 141616566, 165219327, 330438654, 495657981, 991315962]

約数ペア:

[(1, 991315962), (2, 495657981), (3, 330438654), (6, 165219327), (7, 141616566), (9, 110146218), (13, 76255074), (14, 70808283), (18, 55073109), (21, 47205522), (23, 43100694), (26, 38127537), (27, 36715406), (39, 25418358), (42, 23602761), (46, 21550347), (49, 20230938), (54, 18357703), (63, 15735174), (69, 14366898), (78, 12709179), (91, 10893582), (98, 10115469), (117, 8472786), (126, 7867587), (138, 7183449), (147, 6743646), (161, 6157242), (179, 5538078), (182, 5446791), (189, 5245058), (207, 4788966), (234, 4236393), (273, 3631194), (294, 3371823), (299, 3315438), (322, 3078621), (343, 2890134), (351, 2824262), (358, 2769039), (378, 2622529), (414, 2394483), (441, 2247882), (483, 2052414), (537, 1846026), (546, 1815597), (598, 1657719), (621, 1596322), (637, 1556226), (686, 1445067), (702, 1412131), (819, 1210398), (882, 1123941), (897, 1105146), (966, 1026207), (1029, 963378), (1074, 923013), (1127, 879606), (1242, 798161), (1253, 791154), (1274, 778113), (1323, 749294), (1449, 684138), (1611, 615342), (1638, 605199), (1794, 552573), (1911, 518742), (2058, 481689), (2093, 473634), (2254, 439803), (2327, 426006), (2457, 403466), (2506, 395577), (2646, 374647), (2691, 368382), (2898, 342069), (3087, 321126), (3222, 307671), (3381, 293202), (3759, 263718), (3822, 259371), (4117, 240786), (4186, 236817), (4347, 228046), (4459, 222318), (4654, 213003), (4833, 205114), (4914, 201733), (5382, 184191), (5733, 172914), (6174, 160563), (6279, 157878), (6762, 146601), (6981, 142002), (7518, 131859), (7889, 125658), (8073, 122794), (8234, 120393), (8694, 114023), (8771, 113022), (8918, 111159), (9261, 107042), (9666, 102557), (10143, 97734), (11277, 87906), (11466, 86457), (12351, 80262), (12558, 78939), (13377, 74106), (13962, 71001), (14651, 67662), (15778, 62829), (16146, 61397), (16289, 60858), (17199, 57638), (17542, 56511), (18522, 53521), (18837, 52626), (20286, 48867), (20943, 47334), (22554, 43953), (23667, 41886), (24702, 40131), (26313, 37674), (26754, 37053), (28819, 34398), (29302, 33831), (30429, 32578)]