7161217

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 8602624

約数和(自身を除く): 1441407

約数列:

[1, 7, 31, 61, 217, 427, 541, 1891, 3787, 13237, 16771, 33001, 117397, 231007, 1023031, 7161217]

約数ペア:

[(1, 7161217), (7, 1023031), (31, 231007), (61, 117397), (217, 33001), (427, 16771), (541, 13237), (1891, 3787)]