80987238

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{32369}}^1$

素因数の和:32516

約数の個数: 24

約数和(自身を含む): 176740200

約数和(自身を除く): 95752962

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 32369, 64738, 97107, 194214, 291321, 582642, 4499291, 8998582, 13497873, 26995746, 40493619, 80987238]

約数ペア:

[(1, 80987238), (2, 40493619), (3, 26995746), (6, 13497873), (9, 8998582), (18, 4499291), (139, 582642), (278, 291321), (417, 194214), (834, 97107), (1251, 64738), (2502, 32369)]