28246478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{9967}}^1$

素因数の和:10091

約数の個数: 16

約数和(自身を含む): 46052160

約数和(自身を除く): 17805682

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 9967, 19934, 129571, 259142, 1086403, 2172806, 14123239, 28246478]

約数ペア:

[(1, 28246478), (2, 14123239), (13, 2172806), (26, 1086403), (109, 259142), (218, 129571), (1417, 19934), (2834, 9967)]