86904215

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{1901}}^1$

素因数の和:2170

約数の個数: 16

約数和(自身を含む): 107364096

約数和(自身を除く): 20459881

約数列:

[1, 5, 41, 205, 223, 1115, 1901, 9143, 9505, 45715, 77941, 389705, 423923, 2119615, 17380843, 86904215]

約数ペア:

[(1, 86904215), (5, 17380843), (41, 2119615), (205, 423923), (223, 389705), (1115, 77941), (1901, 45715), (9143, 9505)]