220626721

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{9871}}^1$

素因数の和:10012

約数の個数: 16

約数和(自身を含む): 262832128

約数和(自身を除く): 42205407

約数列:

[1, 7, 31, 103, 217, 721, 3193, 9871, 22351, 69097, 306001, 1016713, 2142007, 7116991, 31518103, 220626721]

約数ペア:

[(1, 220626721), (7, 31518103), (31, 7116991), (103, 2142007), (217, 1016713), (721, 306001), (3193, 69097), (9871, 22351)]