12892145

素因数分解:

$5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 18209448

約数和(自身を除く): 5317303

約数列:

[1, 5, 7, 35, 49, 101, 245, 505, 521, 707, 2605, 3535, 3647, 4949, 18235, 24745, 25529, 52621, 127645, 263105, 368347, 1841735, 2578429, 12892145]

約数ペア:

[(1, 12892145), (5, 2578429), (7, 1841735), (35, 368347), (49, 263105), (101, 127645), (245, 52621), (505, 25529), (521, 24745), (707, 18235), (2605, 4949), (3535, 3647)]