31378179

素因数分解:

$3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1889}}^1$

素因数の和:2019

約数の個数: 24

約数和(自身を含む): 49124880

約数和(自身を除く): 17746701

約数列:

[1, 3, 7, 21, 49, 113, 147, 339, 791, 1889, 2373, 5537, 5667, 13223, 16611, 39669, 92561, 213457, 277683, 640371, 1494199, 4482597, 10459393, 31378179]

約数ペア:

[(1, 31378179), (3, 10459393), (7, 4482597), (21, 1494199), (49, 640371), (113, 277683), (147, 213457), (339, 92561), (791, 39669), (1889, 16611), (2373, 13223), (5537, 5667)]