28700875

素因数分解:

$5^3\times 7^1\times {\mathrm{32801}}^1$

素因数の和:32823

約数の個数: 16

約数和(自身を含む): 40936896

約数和(自身を除く): 12236021

約数列:

[1, 5, 7, 25, 35, 125, 175, 875, 32801, 164005, 229607, 820025, 1148035, 4100125, 5740175, 28700875]

約数ペア:

[(1, 28700875), (5, 5740175), (7, 4100125), (25, 1148035), (35, 820025), (125, 229607), (175, 164005), (875, 32801)]