28853391

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{7591}}^1$

素因数の和:7782

約数の個数: 16

約数和(自身を含む): 44215808

約数和(自身を除く): 15362417

約数列:

[1, 3, 7, 21, 181, 543, 1267, 3801, 7591, 22773, 53137, 159411, 1373971, 4121913, 9617797, 28853391]

約数ペア:

[(1, 28853391), (3, 9617797), (7, 4121913), (21, 1373971), (181, 159411), (543, 53137), (1267, 22773), (3801, 7591)]