81642435

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7549}}^1$

素因数の和:7667

約数の個数: 32

約数和(自身を含む): 150758400

約数和(自身を除く): 69115965

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 309, 515, 721, 1545, 2163, 3605, 7549, 10815, 22647, 37745, 52843, 113235, 158529, 264215, 777547, 792645, 2332641, 3887735, 5442829, 11663205, 16328487, 27214145, 81642435]

約数ペア:

[(1, 81642435), (3, 27214145), (5, 16328487), (7, 11663205), (15, 5442829), (21, 3887735), (35, 2332641), (103, 792645), (105, 777547), (309, 264215), (515, 158529), (721, 113235), (1545, 52843), (2163, 37745), (3605, 22647), (7549, 10815)]