7981897

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4507}}^1$

素因数の和:4548

約数の個数: 16

約数和(自身を含む): 10386432

約数和(自身を除く): 2404535

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 4507, 31549, 49577, 103661, 347039, 725627, 1140271, 7981897]

約数ペア:

[(1, 7981897), (7, 1140271), (11, 725627), (23, 347039), (77, 103661), (161, 49577), (253, 31549), (1771, 4507)]