66400947

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{599}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 97812000

約数和(自身を除く): 31411053

約数列:

[1, 3, 9, 109, 113, 327, 339, 599, 981, 1017, 1797, 5391, 12317, 36951, 65291, 67687, 110853, 195873, 203061, 587619, 609183, 7377883, 22133649, 66400947]

約数ペア:

[(1, 66400947), (3, 22133649), (9, 7377883), (109, 609183), (113, 587619), (327, 203061), (339, 195873), (599, 110853), (981, 67687), (1017, 65291), (1797, 36951), (5391, 12317)]