1277882428

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{68161}}^1$

素因数の和:68317

約数の個数: 24

約数和(自身を含む): 2309328560

約数和(自身を除く): 1031446132

約数列:

[1, 2, 4, 43, 86, 109, 172, 218, 436, 4687, 9374, 18748, 68161, 136322, 272644, 2930923, 5861846, 7429549, 11723692, 14859098, 29718196, 319470607, 638941214, 1277882428]

約数ペア:

[(1, 1277882428), (2, 638941214), (4, 319470607), (43, 29718196), (86, 14859098), (109, 11723692), (172, 7429549), (218, 5861846), (436, 2930923), (4687, 272644), (9374, 136322), (18748, 68161)]