28011361

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{3209}}^1$

素因数の和:3288

約数の個数: 16

約数和(自身を含む): 33897600

約数和(自身を除く): 5886239

約数列:

[1, 7, 29, 43, 203, 301, 1247, 3209, 8729, 22463, 93061, 137987, 651427, 965909, 4001623, 28011361]

約数ペア:

[(1, 28011361), (7, 4001623), (29, 965909), (43, 651427), (203, 137987), (301, 93061), (1247, 22463), (3209, 8729)]