16902225

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1747}}^1$

素因数の和:1806

約数の個数: 36

約数和(自身を含む): 30995536

約数和(自身を除く): 14093311

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1747, 1935, 3225, 5241, 8735, 9675, 15723, 26205, 43675, 75121, 78615, 131025, 225363, 375605, 393075, 676089, 1126815, 1878025, 3380445, 5634075, 16902225]

約数ペア:

[(1, 16902225), (3, 5634075), (5, 3380445), (9, 1878025), (15, 1126815), (25, 676089), (43, 393075), (45, 375605), (75, 225363), (129, 131025), (215, 78615), (225, 75121), (387, 43675), (645, 26205), (1075, 15723), (1747, 9675), (1935, 8735), (3225, 5241)]