161528941

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2473}}^1$

素因数の和:2561

約数の個数: 24

約数和(自身を含む): 198553344

約数和(自身を除く): 37024403

約数列:

[1, 7, 31, 43, 49, 217, 301, 1333, 1519, 2107, 2473, 9331, 17311, 65317, 76663, 106339, 121177, 536641, 744373, 3296509, 3756487, 5210611, 23075563, 161528941]

約数ペア:

[(1, 161528941), (7, 23075563), (31, 5210611), (43, 3756487), (49, 3296509), (217, 744373), (301, 536641), (1333, 121177), (1519, 106339), (2107, 76663), (2473, 65317), (9331, 17311)]