28286625

素因数分解:

$3^1\times 5^3\times {\mathrm{75431}}^1$

素因数の和:75449

約数の個数: 16

約数和(自身を含む): 47069568

約数和(自身を除く): 18782943

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 75431, 226293, 377155, 1131465, 1885775, 5657325, 9428875, 28286625]

約数ペア:

[(1, 28286625), (3, 9428875), (5, 5657325), (15, 1885775), (25, 1131465), (75, 377155), (125, 226293), (375, 75431)]