7641221

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1592

約数の個数: 16

約数和(自身を含む): 9412608

約数和(自身を除く): 1771387

約数列:

[1, 7, 23, 31, 161, 217, 713, 1531, 4991, 10717, 35213, 47461, 246491, 332227, 1091603, 7641221]

約数ペア:

[(1, 7641221), (7, 1091603), (23, 332227), (31, 246491), (161, 47461), (217, 35213), (713, 10717), (1531, 4991)]