127921810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{412651}}^1$

素因数の和:412689

約数の個数: 16

約数和(自身を含む): 237687552

約数和(自身を除く): 109765742

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 412651, 825302, 2063255, 4126510, 12792181, 25584362, 63960905, 127921810]

約数ペア:

[(1, 127921810), (2, 63960905), (5, 25584362), (10, 12792181), (31, 4126510), (62, 2063255), (155, 825302), (310, 412651)]