28439656

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26729}}^1$

素因数の和:26761

約数の個数: 32

約数和(自身を含む): 64152000

約数和(自身を除く): 35712344

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 26729, 53458, 106916, 187103, 213832, 374206, 507851, 748412, 1015702, 1496824, 2031404, 3554957, 4062808, 7109914, 14219828, 28439656]

約数ペア:

[(1, 28439656), (2, 14219828), (4, 7109914), (7, 4062808), (8, 3554957), (14, 2031404), (19, 1496824), (28, 1015702), (38, 748412), (56, 507851), (76, 374206), (133, 213832), (152, 187103), (266, 106916), (532, 53458), (1064, 26729)]