1217081008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1021}}^1$

素因数の和:1574

約数の個数: 80

約数和(自身を含む): 2778384672

約数和(自身を除く): 1561303664

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 521, 572, 1021, 1042, 1144, 2042, 2084, 2288, 4084, 4168, 5731, 6773, 8168, 8336, 11231, 11462, 13273, 13546, 16336, 22462, 22924, 26546, 27092, 44924, 45848, 53092, 54184, 74503, 89848, 91696, 106184, 108368, 146003, 149006, 179696, 212368, 292006, 298012, 531941, 584012, 596024, 1063882, 1168024, 1192048, 2127764, 2336048, 4255528, 5851351, 6915233, 8511056, 11702702, 13830466, 23405404, 27660932, 46810808, 55321864, 76067563, 93621616, 110643728, 152135126, 304270252, 608540504, 1217081008]

約数ペア:

[(1, 1217081008), (2, 608540504), (4, 304270252), (8, 152135126), (11, 110643728), (13, 93621616), (16, 76067563), (22, 55321864), (26, 46810808), (44, 27660932), (52, 23405404), (88, 13830466), (104, 11702702), (143, 8511056), (176, 6915233), (208, 5851351), (286, 4255528), (521, 2336048), (572, 2127764), (1021, 1192048), (1042, 1168024), (1144, 1063882), (2042, 596024), (2084, 584012), (2288, 531941), (4084, 298012), (4168, 292006), (5731, 212368), (6773, 179696), (8168, 149006), (8336, 146003), (11231, 108368), (11462, 106184), (13273, 91696), (13546, 89848), (16336, 74503), (22462, 54184), (22924, 53092), (26546, 45848), (27092, 44924)]