90630291

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{997}}^1$

素因数の和:1350

約数の個数: 16

約数和(自身を含む): 122362784

約数和(自身を除く): 31732493

約数列:

[1, 3, 157, 193, 471, 579, 997, 2991, 30301, 90903, 156529, 192421, 469587, 577263, 30210097, 90630291]

約数ペア:

[(1, 90630291), (3, 30210097), (157, 577263), (193, 469587), (471, 192421), (579, 156529), (997, 90903), (2991, 30301)]