128279511

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{80527}}^1$

素因数の和:80595

約数の個数: 16

約数和(自身を含む): 193267200

約数和(自身を除く): 64987689

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 80527, 241581, 724743, 2174229, 4751093, 14253279, 42759837, 128279511]

約数ペア:

[(1, 128279511), (3, 42759837), (9, 14253279), (27, 4751093), (59, 2174229), (177, 724743), (531, 241581), (1593, 80527)]