521000356

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{4441}}^1$

素因数の和:4795

約数の個数: 24

約数和(自身を含む): 922869920

約数和(自身を除く): 401869564

約数列:

[1, 2, 4, 139, 211, 278, 422, 556, 844, 4441, 8882, 17764, 29329, 58658, 117316, 617299, 937051, 1234598, 1874102, 2469196, 3748204, 130250089, 260500178, 521000356]

約数ペア:

[(1, 521000356), (2, 260500178), (4, 130250089), (139, 3748204), (211, 2469196), (278, 1874102), (422, 1234598), (556, 937051), (844, 617299), (4441, 117316), (8882, 58658), (17764, 29329)]