28890147

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67343}}^1$

素因数の和:67370

約数の個数: 16

約数和(自身を含む): 45255168

約数和(自身を除く): 16365021

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 67343, 202029, 740773, 875459, 2222319, 2626377, 9630049, 28890147]

約数ペア:

[(1, 28890147), (3, 9630049), (11, 2626377), (13, 2222319), (33, 875459), (39, 740773), (143, 202029), (429, 67343)]