15203205

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2579}}^1$

素因数の和:2721

約数の個数: 24

約数和(自身を含む): 26563680

約数和(自身を除く): 11360475

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 2579, 5895, 7737, 12895, 23211, 38685, 116055, 337849, 1013547, 1689245, 3040641, 5067735, 15203205]

約数ペア:

[(1, 15203205), (3, 5067735), (5, 3040641), (9, 1689245), (15, 1013547), (45, 337849), (131, 116055), (393, 38685), (655, 23211), (1179, 12895), (1965, 7737), (2579, 5895)]