71390417

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1\times {\mathrm{571}}^1$

素因数の和:968

約数の個数: 16

約数和(自身を含む): 83521152

約数和(自身を除く): 12130735

約数列:

[1, 7, 53, 337, 371, 571, 2359, 3997, 17861, 30263, 125027, 192427, 211841, 1346989, 10198631, 71390417]

約数ペア:

[(1, 71390417), (7, 10198631), (53, 1346989), (337, 211841), (371, 192427), (571, 125027), (2359, 30263), (3997, 17861)]