71712205

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{8191}}^1$

素因数の和:8316

約数の個数: 16

約数和(自身を含む): 92012544

約数和(自身を除く): 20300339

約数列:

[1, 5, 17, 85, 103, 515, 1751, 8191, 8755, 40955, 139247, 696235, 843673, 4218365, 14342441, 71712205]

約数ペア:

[(1, 71712205), (5, 14342441), (17, 4218365), (85, 843673), (103, 696235), (515, 139247), (1751, 40955), (8191, 8755)]