247907187

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53279}}^1$

素因数の和:53343

約数の個数: 24

約数和(自身を含む): 398960640

約数和(自身を除く): 151053453

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 517, 1551, 4653, 53279, 159837, 479511, 586069, 1758207, 2504113, 5274621, 7512339, 22537017, 27545243, 82635729, 247907187]

約数ペア:

[(1, 247907187), (3, 82635729), (9, 27545243), (11, 22537017), (33, 7512339), (47, 5274621), (99, 2504113), (141, 1758207), (423, 586069), (517, 479511), (1551, 159837), (4653, 53279)]