2147799505

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{99689}}^1$

素因数の和:99864

約数の個数: 16

約数和(自身を含む): 2679667200

約数和(自身を除く): 531867695

約数列:

[1, 5, 31, 139, 155, 695, 4309, 21545, 99689, 498445, 3090359, 13856771, 15451795, 69283855, 429559901, 2147799505]

約数ペア:

[(1, 2147799505), (5, 429559901), (31, 69283855), (139, 15451795), (155, 13856771), (695, 3090359), (4309, 498445), (21545, 99689)]