81987656

素因数分解:

$2^3\times {\mathrm{1471}}^1\times {\mathrm{6967}}^1$

素因数の和:8444

約数の個数: 16

約数和(自身を含む): 153853440

約数和(自身を除く): 71865784

約数列:

[1, 2, 4, 8, 1471, 2942, 5884, 6967, 11768, 13934, 27868, 55736, 10248457, 20496914, 40993828, 81987656]

約数ペア:

[(1, 81987656), (2, 40993828), (4, 20496914), (8, 10248457), (1471, 55736), (2942, 27868), (5884, 13934), (6967, 11768)]