28690818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{367831}}^1$

素因数の和:367849

約数の個数: 16

約数和(自身を含む): 61795776

約数和(自身を除く): 33104958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 367831, 735662, 1103493, 2206986, 4781803, 9563606, 14345409, 28690818]

約数ペア:

[(1, 28690818), (2, 14345409), (3, 9563606), (6, 4781803), (13, 2206986), (26, 1103493), (39, 735662), (78, 367831)]