3988357.00000000

素因数分解:

$3^1\times 5^3\times {\mathrm{72661}}^1$

素因数の和:72679

約数の個数: 16

約数和(自身を含む): 45341088

約数和(自身を除く): 18093213

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 72661, 217983, 363305, 1089915, 1816525, 5449575, 9082625, 27247875]

約数ペア:

[(1, 27247875), (3, 9082625), (5, 5449575), (15, 1816525), (25, 1089915), (75, 363305), (125, 217983), (375, 72661)]