28559167

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18461}}^1$

素因数の和:18498

約数の個数: 16

約数和(自身を含む): 37219392

約数和(自身を除く): 8660225

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 18461, 129227, 239993, 313837, 1679951, 2196859, 4079881, 28559167]

約数ペア:

[(1, 28559167), (7, 4079881), (13, 2196859), (17, 1679951), (91, 313837), (119, 239993), (221, 129227), (1547, 18461)]