28701226

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:310

約数の個数: 24

約数和(自身を含む): 45221220

約数和(自身を除く): 16519994

約数列:

[1, 2, 31, 62, 109, 137, 218, 274, 961, 1922, 3379, 4247, 6758, 8494, 14933, 29866, 104749, 131657, 209498, 263314, 462923, 925846, 14350613, 28701226]

約数ペア:

[(1, 28701226), (2, 14350613), (31, 925846), (62, 462923), (109, 263314), (137, 209498), (218, 131657), (274, 104749), (961, 29866), (1922, 14933), (3379, 8494), (4247, 6758)]