139249521

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{672703}}^1$

素因数の和:672732

約数の個数: 12

約数和(自身を含む): 209883648

約数和(自身を除く): 70634127

約数列:

[1, 3, 9, 23, 69, 207, 672703, 2018109, 6054327, 15472169, 46416507, 139249521]

約数ペア:

[(1, 139249521), (3, 46416507), (9, 15472169), (23, 6054327), (69, 2018109), (207, 672703)]