87685857

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13513}}^1$

素因数の和:13629

約数の個数: 24

約数和(自身を含む): 146167424

約数和(自身を除く): 58481567

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6489, 13513, 40539, 94591, 121617, 283773, 851319, 1391839, 4175517, 9742873, 12526551, 29228619, 87685857]

約数ペア:

[(1, 87685857), (3, 29228619), (7, 12526551), (9, 9742873), (21, 4175517), (63, 1391839), (103, 851319), (309, 283773), (721, 121617), (927, 94591), (2163, 40539), (6489, 13513)]