68977181

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 86083200

約数和(自身を除く): 17106019

約数列:

[1, 7, 13, 91, 169, 199, 293, 1183, 1393, 2051, 2587, 3809, 18109, 26663, 33631, 49517, 58307, 235417, 346619, 408149, 757991, 5305937, 9853883, 68977181]

約数ペア:

[(1, 68977181), (7, 9853883), (13, 5305937), (91, 757991), (169, 408149), (199, 346619), (293, 235417), (1183, 58307), (1393, 49517), (2051, 33631), (2587, 26663), (3809, 18109)]