87239555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{3347}}^1$

素因数の和:3766

約数の個数: 16

約数和(自身を含む): 113055264

約数和(自身を除く): 25815709

約数列:

[1, 5, 13, 65, 401, 2005, 3347, 5213, 16735, 26065, 43511, 217555, 1342147, 6710735, 17447911, 87239555]

約数ペア:

[(1, 87239555), (5, 17447911), (13, 6710735), (65, 1342147), (401, 217555), (2005, 43511), (3347, 26065), (5213, 16735)]