28728011

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2131}}^1$

素因数の和:2222

約数の個数: 16

約数和(自身を含む): 33310368

約数和(自身を除く): 4582357

約数列:

[1, 13, 17, 61, 221, 793, 1037, 2131, 13481, 27703, 36227, 129991, 470951, 1689883, 2209847, 28728011]

約数ペア:

[(1, 28728011), (13, 2209847), (17, 1689883), (61, 470951), (221, 129991), (793, 36227), (1037, 27703), (2131, 13481)]