28609217

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13669}}^1$

素因数の和:13712

約数の個数: 16

約数和(自身を含む): 36744960

約数和(自身を除く): 8135743

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 13669, 95683, 177697, 314387, 1243879, 2200709, 4087031, 28609217]

約数ペア:

[(1, 28609217), (7, 4087031), (13, 2200709), (23, 1243879), (91, 314387), (161, 177697), (299, 95683), (2093, 13669)]