156923975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2791}}^1$

素因数の和:2987

約数の個数: 24

約数和(自身を含む): 210840672

約数和(自身を除く): 53916697

約数列:

[1, 5, 13, 25, 65, 173, 325, 865, 2249, 2791, 4325, 11245, 13955, 36283, 56225, 69775, 181415, 482843, 907075, 2414215, 6276959, 12071075, 31384795, 156923975]

約数ペア:

[(1, 156923975), (5, 31384795), (13, 12071075), (25, 6276959), (65, 2414215), (173, 907075), (325, 482843), (865, 181415), (2249, 69775), (2791, 56225), (4325, 36283), (11245, 13955)]