81238644

素因数分解:

$2^2\times 3^2\times {\mathrm{2256629}}^1$

素因数の和:2256639

約数の個数: 18

約数和(自身を含む): 205353330

約数和(自身を除く): 124114686

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2256629, 4513258, 6769887, 9026516, 13539774, 20309661, 27079548, 40619322, 81238644]

約数ペア:

[(1, 81238644), (2, 40619322), (3, 27079548), (4, 20309661), (6, 13539774), (9, 9026516), (12, 6769887), (18, 4513258), (36, 2256629)]