131348205

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{171697}}^1$

素因数の和:171725

約数の個数: 24

約数和(自身を含む): 241063992

約数和(自身を除く): 109715787

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 171697, 515091, 858485, 1545273, 2575455, 2918849, 7726365, 8756547, 14594245, 26269641, 43782735, 131348205]

約数ペア:

[(1, 131348205), (3, 43782735), (5, 26269641), (9, 14594245), (15, 8756547), (17, 7726365), (45, 2918849), (51, 2575455), (85, 1545273), (153, 858485), (255, 515091), (765, 171697)]