28458525

素因数分解:

$3^1\times 5^2\times {\mathrm{613}}^1\times {\mathrm{619}}^1$

素因数の和:1245

約数の個数: 24

約数和(自身を含む): 47204320

約数和(自身を除く): 18745795

約数列:

[1, 3, 5, 15, 25, 75, 613, 619, 1839, 1857, 3065, 3095, 9195, 9285, 15325, 15475, 45975, 46425, 379447, 1138341, 1897235, 5691705, 9486175, 28458525]

約数ペア:

[(1, 28458525), (3, 9486175), (5, 5691705), (15, 1897235), (25, 1138341), (75, 379447), (613, 46425), (619, 45975), (1839, 15475), (1857, 15325), (3065, 9285), (3095, 9195)]