42666065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{4027}}^1$

素因数の和:4208

約数の個数: 16

約数和(自身を含む): 55489728

約数和(自身を除く): 12823663

約数列:

[1, 5, 13, 65, 163, 815, 2119, 4027, 10595, 20135, 52351, 261755, 656401, 3282005, 8533213, 42666065]

約数ペア:

[(1, 42666065), (5, 8533213), (13, 3282005), (65, 656401), (163, 261755), (815, 52351), (2119, 20135), (4027, 10595)]