165504825

素因数分解:

$3^2\times 5^2\times {\mathrm{811}}^1\times {\mathrm{907}}^1$

素因数の和:1734

約数の個数: 36

約数和(自身を含む): 297130288

約数和(自身を除く): 131625463

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 811, 907, 2433, 2721, 4055, 4535, 7299, 8163, 12165, 13605, 20275, 22675, 36495, 40815, 60825, 68025, 182475, 204075, 735577, 2206731, 3677885, 6620193, 11033655, 18389425, 33100965, 55168275, 165504825]

約数ペア:

[(1, 165504825), (3, 55168275), (5, 33100965), (9, 18389425), (15, 11033655), (25, 6620193), (45, 3677885), (75, 2206731), (225, 735577), (811, 204075), (907, 182475), (2433, 68025), (2721, 60825), (4055, 40815), (4535, 36495), (7299, 22675), (8163, 20275), (12165, 13605)]