208461195

素因数分解:

$3^6\times 5^1\times {\mathrm{57191}}^1$

素因数の和:57214

約数の個数: 28

約数和(自身を含む): 375065136

約数和(自身を除く): 166603941

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 57191, 171573, 285955, 514719, 857865, 1544157, 2573595, 4632471, 7720785, 13897413, 23162355, 41692239, 69487065, 208461195]

約数ペア:

[(1, 208461195), (3, 69487065), (5, 41692239), (9, 23162355), (15, 13897413), (27, 7720785), (45, 4632471), (81, 2573595), (135, 1544157), (243, 857865), (405, 514719), (729, 285955), (1215, 171573), (3645, 57191)]