3978875

素因数分解:

$5^3\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:383

約数の個数: 16

約数和(自身を含む): 5023200

約数和(自身を除く): 1044325

約数列:

[1, 5, 25, 125, 139, 229, 695, 1145, 3475, 5725, 17375, 28625, 31831, 159155, 795775, 3978875]

約数ペア:

[(1, 3978875), (5, 795775), (25, 159155), (125, 31831), (139, 28625), (229, 17375), (695, 5725), (1145, 3475)]