65256471

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{7907}}^1$

素因数の和:8051

約数の個数: 24

約数和(自身を含む): 108561024

約数和(自身を除く): 43304553

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 7907, 8253, 23721, 55349, 71163, 166047, 498141, 1035817, 3107451, 7250719, 9322353, 21752157, 65256471]

約数ペア:

[(1, 65256471), (3, 21752157), (7, 9322353), (9, 7250719), (21, 3107451), (63, 1035817), (131, 498141), (393, 166047), (917, 71163), (1179, 55349), (2751, 23721), (7907, 8253)]