12201875

素因数分解:

$5^4\times 7^1\times {\mathrm{2789}}^1$

素因数の和:2816

約数の個数: 20

約数和(自身を含む): 17431920

約数和(自身を除く): 5230045

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 2789, 4375, 13945, 19523, 69725, 97615, 348625, 488075, 1743125, 2440375, 12201875]

約数ペア:

[(1, 12201875), (5, 2440375), (7, 1743125), (25, 488075), (35, 348625), (125, 97615), (175, 69725), (625, 19523), (875, 13945), (2789, 4375)]