647492492

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{21937}}^1$

素因数の和:22145

約数の個数: 24

約数和(自身を含む): 1164644544

約数和(自身を除く): 517152052

約数列:

[1, 2, 4, 47, 94, 157, 188, 314, 628, 7379, 14758, 21937, 29516, 43874, 87748, 1031039, 2062078, 3444109, 4124156, 6888218, 13776436, 161873123, 323746246, 647492492]

約数ペア:

[(1, 647492492), (2, 323746246), (4, 161873123), (47, 13776436), (94, 6888218), (157, 4124156), (188, 3444109), (314, 2062078), (628, 1031039), (7379, 87748), (14758, 43874), (21937, 29516)]