28448959

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1123}}^1$

素因数の和:1195

約数の個数: 24

約数和(自身を含む): 36903168

約数和(自身を除く): 8454209

約数列:

[1, 7, 11, 47, 49, 77, 329, 517, 539, 1123, 2303, 3619, 7861, 12353, 25333, 52781, 55027, 86471, 369467, 580591, 605297, 2586269, 4064137, 28448959]

約数ペア:

[(1, 28448959), (7, 4064137), (11, 2586269), (47, 605297), (49, 580591), (77, 369467), (329, 86471), (517, 55027), (539, 52781), (1123, 25333), (2303, 12353), (3619, 7861)]