316537905

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1\times {\mathrm{523}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 512648064

約数和(自身を除く): 196110159

約数列:

[1, 3, 5, 15, 157, 257, 471, 523, 771, 785, 1285, 1569, 2355, 2615, 3855, 7845, 40349, 82111, 121047, 134411, 201745, 246333, 403233, 410555, 605235, 672055, 1231665, 2016165, 21102527, 63307581, 105512635, 316537905]

約数ペア:

[(1, 316537905), (3, 105512635), (5, 63307581), (15, 21102527), (157, 2016165), (257, 1231665), (471, 672055), (523, 605235), (771, 410555), (785, 403233), (1285, 246333), (1569, 201745), (2355, 134411), (2615, 121047), (3855, 82111), (7845, 40349)]