80189739

素因数分解:

$3^2\times 7^1\times {\mathrm{569}}^1\times {\mathrm{2237}}^1$

素因数の和:2819

約数の個数: 24

約数和(自身を含む): 132668640

約数和(自身を除く): 52478901

約数列:

[1, 3, 7, 9, 21, 63, 569, 1707, 2237, 3983, 5121, 6711, 11949, 15659, 20133, 35847, 46977, 140931, 1272853, 3818559, 8909971, 11455677, 26729913, 80189739]

約数ペア:

[(1, 80189739), (3, 26729913), (7, 11455677), (9, 8909971), (21, 3818559), (63, 1272853), (569, 140931), (1707, 46977), (2237, 35847), (3983, 20133), (5121, 15659), (6711, 11949)]