1555491966

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:511

約数の個数: 128

約数和(自身を含む): 3818880000

約数和(自身を除く): 2263388034

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 49, 58, 67, 87, 98, 134, 147, 174, 201, 203, 294, 343, 389, 402, 406, 469, 609, 686, 778, 938, 1029, 1167, 1218, 1407, 1421, 1943, 2058, 2334, 2723, 2814, 2842, 3283, 3886, 4263, 5446, 5829, 6566, 8169, 8526, 9849, 9947, 11281, 11658, 13601, 16338, 19061, 19698, 19894, 22562, 22981, 26063, 27202, 29841, 33843, 38122, 40803, 45962, 52126, 57183, 59682, 67686, 68943, 78189, 78967, 81606, 95207, 114366, 133427, 137886, 156378, 157934, 182441, 190414, 236901, 266854, 285621, 364882, 400281, 473802, 547323, 552769, 571242, 666449, 755827, 800562, 1094646, 1105538, 1277087, 1332898, 1511654, 1658307, 1999347, 2267481, 2554174, 3316614, 3831261, 3869383, 3998694, 4534962, 5290789, 7662522, 7738766, 8939609, 10581578, 11608149, 15872367, 17879218, 23216298, 26818827, 31744734, 37035523, 53637654, 74071046, 111106569, 222213138, 259248661, 518497322, 777745983, 1555491966]

約数ペア:

[(1, 1555491966), (2, 777745983), (3, 518497322), (6, 259248661), (7, 222213138), (14, 111106569), (21, 74071046), (29, 53637654), (42, 37035523), (49, 31744734), (58, 26818827), (67, 23216298), (87, 17879218), (98, 15872367), (134, 11608149), (147, 10581578), (174, 8939609), (201, 7738766), (203, 7662522), (294, 5290789), (343, 4534962), (389, 3998694), (402, 3869383), (406, 3831261), (469, 3316614), (609, 2554174), (686, 2267481), (778, 1999347), (938, 1658307), (1029, 1511654), (1167, 1332898), (1218, 1277087), (1407, 1105538), (1421, 1094646), (1943, 800562), (2058, 755827), (2334, 666449), (2723, 571242), (2814, 552769), (2842, 547323), (3283, 473802), (3886, 400281), (4263, 364882), (5446, 285621), (5829, 266854), (6566, 236901), (8169, 190414), (8526, 182441), (9849, 157934), (9947, 156378), (11281, 137886), (11658, 133427), (13601, 114366), (16338, 95207), (19061, 81606), (19698, 78967), (19894, 78189), (22562, 68943), (22981, 67686), (26063, 59682), (27202, 57183), (29841, 52126), (33843, 45962), (38122, 40803)]