31395591

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{859}}^1$

素因数の和:1027

約数の個数: 24

約数和(自身を含む): 47224320

約数和(自身を除く): 15828729

約数列:

[1, 3, 9, 31, 93, 131, 279, 393, 859, 1179, 2577, 4061, 7731, 12183, 26629, 36549, 79887, 112529, 239661, 337587, 1012761, 3488399, 10465197, 31395591]

約数ペア:

[(1, 31395591), (3, 10465197), (9, 3488399), (31, 1012761), (93, 337587), (131, 239661), (279, 112529), (393, 79887), (859, 36549), (1179, 26629), (2577, 12183), (4061, 7731)]