16948989

素因数分解:

$3^2\times {\mathrm{59}}^2\times {\mathrm{541}}^1$

素因数の和:665

約数の個数: 18

約数和(自身を含む): 24949886

約数和(自身を除く): 8000897

約数列:

[1, 3, 9, 59, 177, 531, 541, 1623, 3481, 4869, 10443, 31329, 31919, 95757, 287271, 1883221, 5649663, 16948989]

約数ペア:

[(1, 16948989), (3, 5649663), (9, 1883221), (59, 287271), (177, 95757), (531, 31919), (541, 31329), (1623, 10443), (3481, 4869)]