128931112

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{4441}}^1$

素因数の和:4657

約数の個数: 32

約数和(自身を含む): 255859200

約数和(自身を除く): 126928088

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 191, 382, 764, 1528, 3629, 4441, 7258, 8882, 14516, 17764, 29032, 35528, 84379, 168758, 337516, 675032, 848231, 1696462, 3392924, 6785848, 16116389, 32232778, 64465556, 128931112]

約数ペア:

[(1, 128931112), (2, 64465556), (4, 32232778), (8, 16116389), (19, 6785848), (38, 3392924), (76, 1696462), (152, 848231), (191, 675032), (382, 337516), (764, 168758), (1528, 84379), (3629, 35528), (4441, 29032), (7258, 17764), (8882, 14516)]