28830921

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{6899}}^1$

素因数の和:7108

約数の個数: 16

約数和(自身を含む): 44160000

約数和(自身を除く): 15329079

約数列:

[1, 3, 7, 21, 199, 597, 1393, 4179, 6899, 20697, 48293, 144879, 1372901, 4118703, 9610307, 28830921]

約数ペア:

[(1, 28830921), (3, 9610307), (7, 4118703), (21, 1372901), (199, 144879), (597, 48293), (1393, 20697), (4179, 6899)]