12216217

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 14055552

約数和(自身を除く): 1839335

約数列:

[1, 13, 17, 167, 221, 331, 2171, 2839, 4303, 5627, 36907, 55277, 73151, 718601, 939709, 12216217]

約数ペア:

[(1, 12216217), (13, 939709), (17, 718601), (167, 73151), (221, 55277), (331, 36907), (2171, 5627), (2839, 4303)]