28689837

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{23497}}^1$

素因数の和:23548

約数の個数: 16

約数和(自身を含む): 42860352

約数和(自身を除く): 14170515

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 23497, 70491, 258467, 775401, 869389, 2608167, 9563279, 28689837]

約数ペア:

[(1, 28689837), (3, 9563279), (11, 2608167), (33, 869389), (37, 775401), (111, 258467), (407, 70491), (1221, 23497)]