15405910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6971}}^1$

素因数の和:7008

約数の個数: 32

約数和(自身を含む): 31624992

約数和(自身を除く): 16219082

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 6971, 13942, 34855, 69710, 90623, 118507, 181246, 237014, 453115, 592535, 906230, 1185070, 1540591, 3081182, 7702955, 15405910]

約数ペア:

[(1, 15405910), (2, 7702955), (5, 3081182), (10, 1540591), (13, 1185070), (17, 906230), (26, 592535), (34, 453115), (65, 237014), (85, 181246), (130, 118507), (170, 90623), (221, 69710), (442, 34855), (1105, 13942), (2210, 6971)]