28463110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{218947}}^1$

素因数の和:218967

約数の個数: 16

約数和(自身を含む): 55174896

約数和(自身を除く): 26711786

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 218947, 437894, 1094735, 2189470, 2846311, 5692622, 14231555, 28463110]

約数ペア:

[(1, 28463110), (2, 14231555), (5, 5692622), (10, 2846311), (13, 2189470), (26, 1094735), (65, 437894), (130, 218947)]