202919045

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{20201}}^1$

素因数の和:20261

約数の個数: 24

約数和(自身を含む): 290181528

約数和(自身を除く): 87262483

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 287, 1435, 2009, 10045, 20201, 101005, 141407, 707035, 828241, 989849, 4141205, 4949245, 5797687, 28988435, 40583809, 202919045]

約数ペア:

[(1, 202919045), (5, 40583809), (7, 28988435), (35, 5797687), (41, 4949245), (49, 4141205), (205, 989849), (245, 828241), (287, 707035), (1435, 141407), (2009, 101005), (10045, 20201)]