28538625

素因数分解:

$3^1\times 5^3\times {\mathrm{76103}}^1$

素因数の和:76121

約数の個数: 16

約数和(自身を含む): 47488896

約数和(自身を除く): 18950271

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 76103, 228309, 380515, 1141545, 1902575, 5707725, 9512875, 28538625]

約数ペア:

[(1, 28538625), (3, 9512875), (5, 5707725), (15, 1902575), (25, 1141545), (75, 380515), (125, 228309), (375, 76103)]