90019139

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{1103}}^1$

素因数の和:1330

約数の個数: 16

約数和(自身を含む): 104924160

約数和(自身を除く): 14905021

約数列:

[1, 7, 89, 131, 623, 917, 1103, 7721, 11659, 81613, 98167, 144493, 687169, 1011451, 12859877, 90019139]

約数ペア:

[(1, 90019139), (7, 12859877), (89, 1011451), (131, 687169), (623, 144493), (917, 98167), (1103, 81613), (7721, 11659)]