28613625

素因数分解:

$3^1\times 5^3\times {\mathrm{76303}}^1$

素因数の和:76321

約数の個数: 16

約数和(自身を含む): 47613696

約数和(自身を除く): 19000071

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 76303, 228909, 381515, 1144545, 1907575, 5722725, 9537875, 28613625]

約数ペア:

[(1, 28613625), (3, 9537875), (5, 5722725), (15, 1907575), (25, 1144545), (75, 381515), (125, 228909), (375, 76303)]