261111137

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{3917}}^1$

素因数の和:4120

約数の個数: 16

約数和(自身を含む): 304663680

約数和(自身を除く): 43552543

約数列:

[1, 7, 89, 107, 623, 749, 3917, 9523, 27419, 66661, 348613, 419119, 2440291, 2933833, 37301591, 261111137]

約数ペア:

[(1, 261111137), (7, 37301591), (89, 2933833), (107, 2440291), (623, 419119), (749, 348613), (3917, 66661), (9523, 27419)]