28388628

素因数分解:

$2^2\times 3^2\times {\mathrm{661}}^1\times {\mathrm{1193}}^1$

素因数の和:1864

約数の個数: 36

約数和(自身を含む): 71928948

約数和(自身を除く): 43540320

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 661, 1193, 1322, 1983, 2386, 2644, 3579, 3966, 4772, 5949, 7158, 7932, 10737, 11898, 14316, 21474, 23796, 42948, 788573, 1577146, 2365719, 3154292, 4731438, 7097157, 9462876, 14194314, 28388628]

約数ペア:

[(1, 28388628), (2, 14194314), (3, 9462876), (4, 7097157), (6, 4731438), (9, 3154292), (12, 2365719), (18, 1577146), (36, 788573), (661, 42948), (1193, 23796), (1322, 21474), (1983, 14316), (2386, 11898), (2644, 10737), (3579, 7932), (3966, 7158), (4772, 5949)]