29721807

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{241}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 43943328

約数和(自身を除く): 14221521

約数列:

[1, 3, 9, 71, 193, 213, 241, 579, 639, 723, 1737, 2169, 13703, 17111, 41109, 46513, 51333, 123327, 139539, 153999, 418617, 3302423, 9907269, 29721807]

約数ペア:

[(1, 29721807), (3, 9907269), (9, 3302423), (71, 418617), (193, 153999), (213, 139539), (241, 123327), (579, 51333), (639, 46513), (723, 41109), (1737, 17111), (2169, 13703)]