16961875

素因数分解:

$5^4\times 7^1\times {\mathrm{3877}}^1$

素因数の和:3904

約数の個数: 20

約数和(自身を含む): 24229744

約数和(自身を除く): 7267869

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 3877, 4375, 19385, 27139, 96925, 135695, 484625, 678475, 2423125, 3392375, 16961875]

約数ペア:

[(1, 16961875), (5, 3392375), (7, 2423125), (25, 678475), (35, 484625), (125, 135695), (175, 96925), (625, 27139), (875, 19385), (3877, 4375)]