40390161

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{4657}}^1$

素因数の和:4733

約数の個数: 24

約数和(自身を含む): 63721440

約数和(自身を除く): 23331279

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 413, 1239, 2891, 4657, 8673, 13971, 32599, 97797, 228193, 274763, 684579, 824289, 1923341, 5770023, 13463387, 40390161]

約数ペア:

[(1, 40390161), (3, 13463387), (7, 5770023), (21, 1923341), (49, 824289), (59, 684579), (147, 274763), (177, 228193), (413, 97797), (1239, 32599), (2891, 13971), (4657, 8673)]