31309083

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3769}}^1$

素因数の和:3859

約数の個数: 24

約数和(自身を含む): 49402080

約数和(自身を除く): 18092997

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 3769, 8307, 11307, 33921, 48997, 146991, 267599, 440973, 802797, 2408391, 3478787, 10436361, 31309083]

約数ペア:

[(1, 31309083), (3, 10436361), (9, 3478787), (13, 2408391), (39, 802797), (71, 440973), (117, 267599), (213, 146991), (639, 48997), (923, 33921), (2769, 11307), (3769, 8307)]