13578825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{733}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 25484480

約数和(自身を除く): 11905655

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 195, 247, 285, 325, 475, 733, 741, 975, 1235, 1425, 2199, 3665, 3705, 6175, 9529, 10995, 13927, 18325, 18525, 28587, 41781, 47645, 54975, 69635, 142935, 181051, 208905, 238225, 348175, 543153, 714675, 905255, 1044525, 2715765, 4526275, 13578825]

約数ペア:

[(1, 13578825), (3, 4526275), (5, 2715765), (13, 1044525), (15, 905255), (19, 714675), (25, 543153), (39, 348175), (57, 238225), (65, 208905), (75, 181051), (95, 142935), (195, 69635), (247, 54975), (285, 47645), (325, 41781), (475, 28587), (733, 18525), (741, 18325), (975, 13927), (1235, 10995), (1425, 9529), (2199, 6175), (3665, 3705)]