159959907

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{857}}^1$

素因数の和:1120

約数の個数: 32

約数和(自身を含む): 246005760

約数和(自身を除く): 86045853

約数列:

[1, 3, 9, 27, 31, 93, 223, 279, 669, 837, 857, 2007, 2571, 6021, 6913, 7713, 20739, 23139, 26567, 62217, 79701, 186651, 191111, 239103, 573333, 717309, 1719999, 5159997, 5924441, 17773323, 53319969, 159959907]

約数ペア:

[(1, 159959907), (3, 53319969), (9, 17773323), (27, 5924441), (31, 5159997), (93, 1719999), (223, 717309), (279, 573333), (669, 239103), (837, 191111), (857, 186651), (2007, 79701), (2571, 62217), (6021, 26567), (6913, 23139), (7713, 20739)]