15791945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{673}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 21570696

約数和(自身を除く): 5778751

約数列:

[1, 5, 13, 19, 65, 95, 247, 361, 673, 1235, 1805, 3365, 4693, 8749, 12787, 23465, 43745, 63935, 166231, 242953, 831155, 1214765, 3158389, 15791945]

約数ペア:

[(1, 15791945), (5, 3158389), (13, 1214765), (19, 831155), (65, 242953), (95, 166231), (247, 63935), (361, 43745), (673, 23465), (1235, 12787), (1805, 8749), (3365, 4693)]