227202890

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{43609}}^1$

素因数の和:44137

約数の個数: 16

約数和(自身を含む): 409759560

約数和(自身を除く): 182556670

約数列:

[1, 2, 5, 10, 521, 1042, 2605, 5210, 43609, 87218, 218045, 436090, 22720289, 45440578, 113601445, 227202890]

約数ペア:

[(1, 227202890), (2, 113601445), (5, 45440578), (10, 22720289), (521, 436090), (1042, 218045), (2605, 87218), (5210, 43609)]