82470969

素因数分解:

$3^2\times 7^2\times {\mathrm{187009}}^1$

素因数の和:187029

約数の個数: 18

約数和(自身を含む): 138574410

約数和(自身を除く): 56103441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 187009, 561027, 1309063, 1683081, 3927189, 9163441, 11781567, 27490323, 82470969]

約数ペア:

[(1, 82470969), (3, 27490323), (7, 11781567), (9, 9163441), (21, 3927189), (49, 1683081), (63, 1309063), (147, 561027), (441, 187009)]