31380855

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8269}}^1$

素因数の和:8311

約数の個数: 32

約数和(自身を含む): 57162240

約数和(自身を除く): 25781385

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 759, 1265, 3795, 8269, 24807, 41345, 90959, 124035, 190187, 272877, 454795, 570561, 950935, 1364385, 2092057, 2852805, 6276171, 10460285, 31380855]

約数ペア:

[(1, 31380855), (3, 10460285), (5, 6276171), (11, 2852805), (15, 2092057), (23, 1364385), (33, 950935), (55, 570561), (69, 454795), (115, 272877), (165, 190187), (253, 124035), (345, 90959), (759, 41345), (1265, 24807), (3795, 8269)]