2591001405

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1187}}^1$

素因数の和:1280

約数の個数: 128

約数和(自身を含む): 5200588800

約数和(自身を除く): 2609587395

約数列:

[1, 3, 5, 9, 15, 19, 23, 27, 37, 45, 57, 69, 95, 111, 115, 135, 171, 185, 207, 285, 333, 345, 437, 513, 555, 621, 703, 851, 855, 999, 1035, 1187, 1311, 1665, 2109, 2185, 2553, 2565, 3105, 3515, 3561, 3933, 4255, 4995, 5935, 6327, 6555, 7659, 10545, 10683, 11799, 12765, 16169, 17805, 18981, 19665, 22553, 22977, 27301, 31635, 32049, 38295, 43919, 48507, 53415, 58995, 67659, 80845, 81903, 94905, 112765, 114885, 131757, 136505, 145521, 160245, 202977, 219595, 242535, 245709, 338295, 395271, 409515, 436563, 518719, 608931, 658785, 727605, 737127, 834461, 1010137, 1014885, 1185813, 1228545, 1556157, 1976355, 2182815, 2503383, 2593595, 3030411, 3044655, 3685635, 4172305, 4668471, 5050685, 5929065, 7510149, 7780785, 9091233, 12516915, 14005413, 15152055, 19192603, 22530447, 23342355, 27273699, 37550745, 45456165, 57577809, 70027065, 95963015, 112652235, 136368495, 172733427, 287889045, 518200281, 863667135, 2591001405]

約数ペア:

[(1, 2591001405), (3, 863667135), (5, 518200281), (9, 287889045), (15, 172733427), (19, 136368495), (23, 112652235), (27, 95963015), (37, 70027065), (45, 57577809), (57, 45456165), (69, 37550745), (95, 27273699), (111, 23342355), (115, 22530447), (135, 19192603), (171, 15152055), (185, 14005413), (207, 12516915), (285, 9091233), (333, 7780785), (345, 7510149), (437, 5929065), (513, 5050685), (555, 4668471), (621, 4172305), (703, 3685635), (851, 3044655), (855, 3030411), (999, 2593595), (1035, 2503383), (1187, 2182815), (1311, 1976355), (1665, 1556157), (2109, 1228545), (2185, 1185813), (2553, 1014885), (2565, 1010137), (3105, 834461), (3515, 737127), (3561, 727605), (3933, 658785), (4255, 608931), (4995, 518719), (5935, 436563), (6327, 409515), (6555, 395271), (7659, 338295), (10545, 245709), (10683, 242535), (11799, 219595), (12765, 202977), (16169, 160245), (17805, 145521), (18981, 136505), (19665, 131757), (22553, 114885), (22977, 112765), (27301, 94905), (31635, 81903), (32049, 80845), (38295, 67659), (43919, 58995), (48507, 53415)]