31069989

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:665

約数の個数: 24

約数和(自身を含む): 46051200

約数和(自身を除く): 14981211

約数列:

[1, 3, 9, 79, 89, 237, 267, 491, 711, 801, 1473, 4419, 7031, 21093, 38789, 43699, 63279, 116367, 131097, 349101, 393291, 3452221, 10356663, 31069989]

約数ペア:

[(1, 31069989), (3, 10356663), (9, 3452221), (79, 393291), (89, 349101), (237, 131097), (267, 116367), (491, 63279), (711, 43699), (801, 38789), (1473, 21093), (4419, 7031)]