222765874

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{21391}}^1$

素因数の和:21561

約数の個数: 16

約数和(自身を含む): 345010176

約数和(自身を除く): 122244302

約数列:

[1, 2, 41, 82, 127, 254, 5207, 10414, 21391, 42782, 877031, 1754062, 2716657, 5433314, 111382937, 222765874]

約数ペア:

[(1, 222765874), (2, 111382937), (41, 5433314), (82, 2716657), (127, 1754062), (254, 877031), (5207, 42782), (10414, 21391)]