3187885

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:324

約数の個数: 16

約数和(自身を含む): 4004352

約数和(自身を除く): 816467

約数列:

[1, 5, 31, 131, 155, 157, 655, 785, 4061, 4867, 20305, 20567, 24335, 102835, 637577, 3187885]

約数ペア:

[(1, 3187885), (5, 637577), (31, 102835), (131, 24335), (155, 20567), (157, 20305), (655, 4867), (785, 4061)]