1286675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:167

約数の個数: 24

約数和(自身を含む): 1781136

約数和(自身を除く): 494461

約数列:

[1, 5, 13, 25, 37, 65, 107, 185, 325, 481, 535, 925, 1391, 2405, 2675, 3959, 6955, 12025, 19795, 34775, 51467, 98975, 257335, 1286675]

約数ペア:

[(1, 1286675), (5, 257335), (13, 98975), (25, 51467), (37, 34775), (65, 19795), (107, 12025), (185, 6955), (325, 3959), (481, 2675), (535, 2405), (925, 1391)]