28237251

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{6967}}^1$

素因数の和:7170

約数の個数: 16

約数和(自身を含む): 43257344

約数和(自身を除く): 15020093

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 6967, 20901, 48769, 146307, 1344631, 4033893, 9412417, 28237251]

約数ペア:

[(1, 28237251), (3, 9412417), (7, 4033893), (21, 1344631), (193, 146307), (579, 48769), (1351, 20901), (4053, 6967)]