71718385

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{887}}^1$

素因数の和:1152

約数の個数: 16

約数和(自身を含む): 87549696

約数和(自身を除く): 15831311

約数列:

[1, 5, 103, 157, 515, 785, 887, 4435, 16171, 80855, 91361, 139259, 456805, 696295, 14343677, 71718385]

約数ペア:

[(1, 71718385), (5, 14343677), (103, 696295), (157, 456805), (515, 139259), (785, 91361), (887, 80855), (4435, 16171)]