28373325

素因数分解:

$3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{2539}}^1$

素因数の和:2701

約数の個数: 24

約数和(自身を含む): 47244000

約数和(自身を除く): 18870675

約数列:

[1, 3, 5, 15, 25, 75, 149, 447, 745, 2235, 2539, 3725, 7617, 11175, 12695, 38085, 63475, 190425, 378311, 1134933, 1891555, 5674665, 9457775, 28373325]

約数ペア:

[(1, 28373325), (3, 9457775), (5, 5674665), (15, 1891555), (25, 1134933), (75, 378311), (149, 190425), (447, 63475), (745, 38085), (2235, 12695), (2539, 11175), (3725, 7617)]