28908201

素因数分解:

$3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{8243}}^1$

素因数の和:8420

約数の個数: 16

約数和(自身を含む): 44319744

約数和(自身を除く): 15411543

約数列:

[1, 3, 7, 21, 167, 501, 1169, 3507, 8243, 24729, 57701, 173103, 1376581, 4129743, 9636067, 28908201]

約数ペア:

[(1, 28908201), (3, 9636067), (7, 4129743), (21, 1376581), (167, 173103), (501, 57701), (1169, 24729), (3507, 8243)]