19727025

素因数分解:

$3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{3169}}^1$

素因数の和:3265

約数の個数: 24

約数和(自身を含む): 33018720

約数和(自身を除く): 13291695

約数列:

[1, 3, 5, 15, 25, 75, 83, 249, 415, 1245, 2075, 3169, 6225, 9507, 15845, 47535, 79225, 237675, 263027, 789081, 1315135, 3945405, 6575675, 19727025]

約数ペア:

[(1, 19727025), (3, 6575675), (5, 3945405), (15, 1315135), (25, 789081), (75, 263027), (83, 237675), (249, 79225), (415, 47535), (1245, 15845), (2075, 9507), (3169, 6225)]