28398538

素因数分解:

$2^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{1601}}^1$

素因数の和:1798

約数の個数: 24

約数和(自身を含む): 49857444

約数和(自身を除く): 21458906

約数列:

[1, 2, 7, 14, 49, 98, 181, 362, 1267, 1601, 2534, 3202, 8869, 11207, 17738, 22414, 78449, 156898, 289781, 579562, 2028467, 4056934, 14199269, 28398538]

約数ペア:

[(1, 28398538), (2, 14199269), (7, 4056934), (14, 2028467), (49, 579562), (98, 289781), (181, 156898), (362, 78449), (1267, 22414), (1601, 17738), (2534, 11207), (3202, 8869)]