2128869

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{2131}}^1$

素因数の和:2177

約数の個数: 16

約数和(自身を含む): 3240640

約数和(自身を除く): 1111771

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 2131, 6393, 19179, 57537, 78847, 236541, 709623, 2128869]

約数ペア:

[(1, 2128869), (3, 709623), (9, 236541), (27, 78847), (37, 57537), (111, 19179), (333, 6393), (999, 2131)]