2187447925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{6730609}}^1$

素因数の和:6730632

約数の個数: 12

約数和(自身を含む): 2921084740

約数和(自身を除く): 733636815

約数列:

[1, 5, 13, 25, 65, 325, 6730609, 33653045, 87497917, 168265225, 437489585, 2187447925]

約数ペア:

[(1, 2187447925), (5, 437489585), (13, 168265225), (25, 87497917), (65, 33653045), (325, 6730609)]