81199716

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2293}}^1$

素因数の和:2540

約数の個数: 48

約数和(自身を含む): 205028544

約数和(自身を除く): 123828828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 227, 454, 681, 908, 1362, 2293, 2724, 2951, 4586, 5902, 6879, 8853, 9172, 11804, 13758, 17706, 27516, 29809, 35412, 59618, 89427, 119236, 178854, 357708, 520511, 1041022, 1561533, 2082044, 3123066, 6246132, 6766643, 13533286, 20299929, 27066572, 40599858, 81199716]

約数ペア:

[(1, 81199716), (2, 40599858), (3, 27066572), (4, 20299929), (6, 13533286), (12, 6766643), (13, 6246132), (26, 3123066), (39, 2082044), (52, 1561533), (78, 1041022), (156, 520511), (227, 357708), (454, 178854), (681, 119236), (908, 89427), (1362, 59618), (2293, 35412), (2724, 29809), (2951, 27516), (4586, 17706), (5902, 13758), (6879, 11804), (8853, 9172)]