28137525

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{28859}}^1$

素因数の和:28885

約数の個数: 24

約数和(自身を含む): 50100960

約数和(自身を除く): 21963435

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 28859, 86577, 144295, 375167, 432885, 721475, 1125501, 1875835, 2164425, 5627505, 9379175, 28137525]

約数ペア:

[(1, 28137525), (3, 9379175), (5, 5627505), (13, 2164425), (15, 1875835), (25, 1125501), (39, 721475), (65, 432885), (75, 375167), (195, 144295), (325, 86577), (975, 28859)]