27973985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22651}}^1$

素因数の和:22688

約数の個数: 16

約数和(自身を含む): 38055360

約数和(自身を除く): 10081375

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 22651, 113255, 294463, 430369, 1472315, 2151845, 5594797, 27973985]

約数ペア:

[(1, 27973985), (5, 5594797), (13, 2151845), (19, 1472315), (65, 430369), (95, 294463), (247, 113255), (1235, 22651)]