137957905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{14591}}^1$

素因数の和:14688

約数の個数: 16

約数和(自身を含む): 173703168

約数和(自身を除く): 35745263

約数列:

[1, 5, 31, 61, 155, 305, 1891, 9455, 14591, 72955, 452321, 890051, 2261605, 4450255, 27591581, 137957905]

約数ペア:

[(1, 137957905), (5, 27591581), (31, 4450255), (61, 2261605), (155, 890051), (305, 452321), (1891, 72955), (9455, 14591)]