81148809

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{30427}}^1$

素因数の和:30564

約数の個数: 16

約数和(自身を含む): 124633088

約数和(自身を除く): 43484279

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 30427, 91281, 212989, 638967, 3864229, 11592687, 27049603, 81148809]

約数ペア:

[(1, 81148809), (3, 27049603), (7, 11592687), (21, 3864229), (127, 638967), (381, 212989), (889, 91281), (2667, 30427)]