128515822

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{10169}}^1$

素因数の和:10331

約数の個数: 16

約数和(自身を含む): 197704800

約数和(自身を除く): 69188978

約数列:

[1, 2, 71, 89, 142, 178, 6319, 10169, 12638, 20338, 721999, 905041, 1443998, 1810082, 64257911, 128515822]

約数ペア:

[(1, 128515822), (2, 64257911), (71, 1810082), (89, 1443998), (142, 905041), (178, 721999), (6319, 20338), (10169, 12638)]