28770478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 48460032

約数和(自身を除く): 19689554

約数列:

[1, 2, 11, 22, 71, 113, 142, 163, 226, 326, 781, 1243, 1562, 1793, 2486, 3586, 8023, 11573, 16046, 18419, 23146, 36838, 88253, 127303, 176506, 202609, 254606, 405218, 1307749, 2615498, 14385239, 28770478]

約数ペア:

[(1, 28770478), (2, 14385239), (11, 2615498), (22, 1307749), (71, 405218), (113, 254606), (142, 202609), (163, 176506), (226, 127303), (326, 88253), (781, 36838), (1243, 23146), (1562, 18419), (1793, 16046), (2486, 11573), (3586, 8023)]