81256239

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{1283}}^1$

素因数の和:1547

約数の個数: 24

約数和(自身を含む): 121784832

約数和(自身を除く): 40528593

約数列:

[1, 3, 9, 31, 93, 227, 279, 681, 1283, 2043, 3849, 7037, 11547, 21111, 39773, 63333, 119319, 291241, 357957, 873723, 2621169, 9028471, 27085413, 81256239]

約数ペア:

[(1, 81256239), (3, 27085413), (9, 9028471), (31, 2621169), (93, 873723), (227, 357957), (279, 291241), (681, 119319), (1283, 63333), (2043, 39773), (3849, 21111), (7037, 11547)]