71871201

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{787}}^1$

素因数の和:1005

約数の個数: 24

約数和(自身を含む): 106127840

約数和(自身を除く): 34256639

約数列:

[1, 3, 9, 73, 139, 219, 417, 657, 787, 1251, 2361, 7083, 10147, 30441, 57451, 91323, 109393, 172353, 328179, 517059, 984537, 7985689, 23957067, 71871201]

約数ペア:

[(1, 71871201), (3, 23957067), (9, 7985689), (73, 984537), (139, 517059), (219, 328179), (417, 172353), (657, 109393), (787, 91323), (1251, 57451), (2361, 30441), (7083, 10147)]