8620855

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:546

約数の個数: 16

約数和(自身を含む): 10717344

約数和(自身を除く): 2096489

約数列:

[1, 5, 43, 101, 215, 397, 505, 1985, 4343, 17071, 21715, 40097, 85355, 200485, 1724171, 8620855]

約数ペア:

[(1, 8620855), (5, 1724171), (43, 200485), (101, 85355), (215, 40097), (397, 21715), (505, 17071), (1985, 4343)]