12538953

素因数分解:

$3^2\times 7^2\times {\mathrm{28433}}^1$

素因数の和:28453

約数の個数: 18

約数和(自身を含む): 21069594

約数和(自身を除く): 8530641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 28433, 85299, 199031, 255897, 597093, 1393217, 1791279, 4179651, 12538953]

約数ペア:

[(1, 12538953), (3, 4179651), (7, 1791279), (9, 1393217), (21, 597093), (49, 255897), (63, 199031), (147, 85299), (441, 28433)]