28253323

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2689}}^1$

素因数の和:2794

約数の個数: 16

約数和(自身を含む): 34432000

約数和(自身を除く): 6178677

約数列:

[1, 7, 19, 79, 133, 553, 1501, 2689, 10507, 18823, 51091, 212431, 357637, 1487017, 4036189, 28253323]

約数ペア:

[(1, 28253323), (7, 4036189), (19, 1487017), (79, 357637), (133, 212431), (553, 51091), (1501, 18823), (2689, 10507)]