71197255

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1\times {\mathrm{521}}^1$

素因数の和:858

約数の個数: 16

約数和(自身を含む): 86643648

約数和(自身を除く): 15446393

約数列:

[1, 5, 151, 181, 521, 755, 905, 2605, 27331, 78671, 94301, 136655, 393355, 471505, 14239451, 71197255]

約数ペア:

[(1, 71197255), (5, 14239451), (151, 471505), (181, 393355), (521, 136655), (755, 94301), (905, 78671), (2605, 27331)]