9991605

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51239}}^1$

素因数の和:51260

約数の個数: 16

約数和(自身を含む): 17216640

約数和(自身を除く): 7225035

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 51239, 153717, 256195, 666107, 768585, 1998321, 3330535, 9991605]

約数ペア:

[(1, 9991605), (3, 3330535), (5, 1998321), (13, 768585), (15, 666107), (39, 256195), (65, 153717), (195, 51239)]