90281919

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{330703}}^1$

素因数の和:330726

約数の個数: 16

約数和(自身を含む): 148155392

約数和(自身を除く): 57873473

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 330703, 992109, 2314921, 4299139, 6944763, 12897417, 30093973, 90281919]

約数ペア:

[(1, 90281919), (3, 30093973), (7, 12897417), (13, 6944763), (21, 4299139), (39, 2314921), (91, 992109), (273, 330703)]