25199993

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8933}}^1$

素因数の和:8984

約数の個数: 16

約数和(自身を含む): 32019456

約数和(自身を除く): 6819463

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 8933, 62531, 116129, 276923, 812903, 1938461, 3599999, 25199993]

約数ペア:

[(1, 25199993), (7, 3599999), (13, 1938461), (31, 812903), (91, 276923), (217, 116129), (403, 62531), (2821, 8933)]