51387215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 69728256

約数和(自身を除く): 18341041

約数列:

[1, 5, 11, 47, 55, 103, 193, 235, 515, 517, 965, 1133, 2123, 2585, 4841, 5665, 9071, 10615, 19879, 24205, 45355, 53251, 99395, 99781, 218669, 266255, 498905, 934313, 1093345, 4671565, 10277443, 51387215]

約数ペア:

[(1, 51387215), (5, 10277443), (11, 4671565), (47, 1093345), (55, 934313), (103, 498905), (193, 266255), (235, 218669), (515, 99781), (517, 99395), (965, 53251), (1133, 45355), (2123, 24205), (2585, 19879), (4841, 10615), (5665, 9071)]