137672025

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{42689}}^1$

素因数の和:42745

約数の個数: 24

約数和(自身を含む): 232916640

約数和(自身を除く): 95244615

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 42689, 128067, 213445, 640335, 1067225, 1835627, 3201675, 5506881, 9178135, 27534405, 45890675, 137672025]

約数ペア:

[(1, 137672025), (3, 45890675), (5, 27534405), (15, 9178135), (25, 5506881), (43, 3201675), (75, 1835627), (129, 1067225), (215, 640335), (645, 213445), (1075, 128067), (3225, 42689)]