66581205

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{3271}}^1$

素因数の和:3361

約数の個数: 32

約数和(自身を含む): 113080320

約数和(自身を除く): 46499115

約数列:

[1, 3, 5, 15, 23, 59, 69, 115, 177, 295, 345, 885, 1357, 3271, 4071, 6785, 9813, 16355, 20355, 49065, 75233, 192989, 225699, 376165, 578967, 964945, 1128495, 2894835, 4438747, 13316241, 22193735, 66581205]

約数ペア:

[(1, 66581205), (3, 22193735), (5, 13316241), (15, 4438747), (23, 2894835), (59, 1128495), (69, 964945), (115, 578967), (177, 376165), (295, 225699), (345, 192989), (885, 75233), (1357, 49065), (3271, 20355), (4071, 16355), (6785, 9813)]