1321250778

素因数分解:

$2^1\times 3^5\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:483

約数の個数: 144

約数和(自身を含む): 3298800960

約数和(自身を除く): 1977550182

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 27, 34, 46, 51, 54, 69, 81, 102, 138, 153, 162, 207, 243, 289, 306, 391, 409, 414, 459, 486, 578, 621, 782, 818, 867, 918, 1173, 1227, 1242, 1377, 1734, 1863, 2346, 2454, 2601, 2754, 3519, 3681, 3726, 4131, 5202, 5589, 6647, 6953, 7038, 7362, 7803, 8262, 9407, 10557, 11043, 11178, 13294, 13906, 15606, 18814, 19941, 20859, 21114, 22086, 23409, 28221, 31671, 33129, 39882, 41718, 46818, 56442, 59823, 62577, 63342, 66258, 70227, 84663, 95013, 99387, 118201, 119646, 125154, 140454, 159919, 169326, 179469, 187731, 190026, 198774, 236402, 253989, 319838, 354603, 358938, 375462, 479757, 507978, 538407, 563193, 709206, 761967, 959514, 1063809, 1076814, 1126386, 1439271, 1523934, 1615221, 1689579, 2127618, 2285901, 2718623, 2878542, 3191427, 3230442, 3379158, 4317813, 4571802, 5437246, 6382854, 8155869, 8635626, 9574281, 12953439, 16311738, 19148562, 24467607, 25906878, 28722843, 38860317, 48935214, 57445686, 73402821, 77720634, 146805642, 220208463, 440416926, 660625389, 1321250778]

約数ペア:

[(1, 1321250778), (2, 660625389), (3, 440416926), (6, 220208463), (9, 146805642), (17, 77720634), (18, 73402821), (23, 57445686), (27, 48935214), (34, 38860317), (46, 28722843), (51, 25906878), (54, 24467607), (69, 19148562), (81, 16311738), (102, 12953439), (138, 9574281), (153, 8635626), (162, 8155869), (207, 6382854), (243, 5437246), (289, 4571802), (306, 4317813), (391, 3379158), (409, 3230442), (414, 3191427), (459, 2878542), (486, 2718623), (578, 2285901), (621, 2127618), (782, 1689579), (818, 1615221), (867, 1523934), (918, 1439271), (1173, 1126386), (1227, 1076814), (1242, 1063809), (1377, 959514), (1734, 761967), (1863, 709206), (2346, 563193), (2454, 538407), (2601, 507978), (2754, 479757), (3519, 375462), (3681, 358938), (3726, 354603), (4131, 319838), (5202, 253989), (5589, 236402), (6647, 198774), (6953, 190026), (7038, 187731), (7362, 179469), (7803, 169326), (8262, 159919), (9407, 140454), (10557, 125154), (11043, 119646), (11178, 118201), (13294, 99387), (13906, 95013), (15606, 84663), (18814, 70227), (19941, 66258), (20859, 63342), (21114, 62577), (22086, 59823), (23409, 56442), (28221, 46818), (31671, 41718), (33129, 39882)]