28124921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3637}}^1$

素因数の和:3704

約数の個数: 16

約数和(自身を含む): 33178560

約数和(自身を除く): 5053639

約数列:

[1, 11, 19, 37, 209, 407, 703, 3637, 7733, 40007, 69103, 134569, 760133, 1480259, 2556811, 28124921]

約数ペア:

[(1, 28124921), (11, 2556811), (19, 1480259), (37, 760133), (209, 134569), (407, 69103), (703, 40007), (3637, 7733)]