64988707

素因数分解:

$7^1\times {\mathrm{131}}^2\times {\mathrm{541}}^1$

素因数の和:810

約数の個数: 12

約数和(自身を含む): 74982448

約数和(自身を除く): 9993741

約数列:

[1, 7, 131, 541, 917, 3787, 17161, 70871, 120127, 496097, 9284101, 64988707]

約数ペア:

[(1, 64988707), (7, 9284101), (131, 496097), (541, 120127), (917, 70871), (3787, 17161)]