16938225

素因数分解:

$3^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{907}}^1$

素因数の和:1006

約数の個数: 36

約数和(自身を含む): 30737616

約数和(自身を除く): 13799391

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 83, 225, 249, 415, 747, 907, 1245, 2075, 2721, 3735, 4535, 6225, 8163, 13605, 18675, 22675, 40815, 68025, 75281, 204075, 225843, 376405, 677529, 1129215, 1882025, 3387645, 5646075, 16938225]

約数ペア:

[(1, 16938225), (3, 5646075), (5, 3387645), (9, 1882025), (15, 1129215), (25, 677529), (45, 376405), (75, 225843), (83, 204075), (225, 75281), (249, 68025), (415, 40815), (747, 22675), (907, 18675), (1245, 13605), (2075, 8163), (2721, 6225), (3735, 4535)]