206822455

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^2\times {\mathrm{557}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 286936992

約数和(自身を除く): 80114537

約数列:

[1, 5, 7, 35, 103, 515, 557, 721, 2785, 3605, 3899, 10609, 19495, 53045, 57371, 74263, 286855, 371315, 401597, 2007985, 5909213, 29546065, 41364491, 206822455]

約数ペア:

[(1, 206822455), (5, 41364491), (7, 29546065), (35, 5909213), (103, 2007985), (515, 401597), (557, 371315), (721, 286855), (2785, 74263), (3605, 57371), (3899, 53045), (10609, 19495)]