17950545

素因数分解:

$3^3\times 5^1\times {\mathrm{132967}}^1$

素因数の和:132981

約数の個数: 16

約数和(自身を含む): 31912320

約数和(自身を除く): 13961775

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 132967, 398901, 664835, 1196703, 1994505, 3590109, 5983515, 17950545]

約数ペア:

[(1, 17950545), (3, 5983515), (5, 3590109), (9, 1994505), (15, 1196703), (27, 664835), (45, 398901), (135, 132967)]