389747259

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{171167}}^1$

素因数の和:171207

約数の個数: 24

約数和(自身を含む): 640852992

約数和(自身を除く): 251105733

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 171167, 513501, 1540503, 1882837, 3936841, 5648511, 11810523, 16945533, 35431569, 43305251, 129915753, 389747259]

約数ペア:

[(1, 389747259), (3, 129915753), (9, 43305251), (11, 35431569), (23, 16945533), (33, 11810523), (69, 5648511), (99, 3936841), (207, 1882837), (253, 1540503), (759, 513501), (2277, 171167)]