64081647

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{24809}}^1$

素因数の和:24863

約数の個数: 24

約数和(自身を含む): 108370080

約数和(自身を除く): 44288433

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 24809, 74427, 173663, 223281, 520989, 1017169, 1562967, 3051507, 7120183, 9154521, 21360549, 64081647]

約数ペア:

[(1, 64081647), (3, 21360549), (7, 9154521), (9, 7120183), (21, 3051507), (41, 1562967), (63, 1017169), (123, 520989), (287, 223281), (369, 173663), (861, 74427), (2583, 24809)]