206816965

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{18793}}^1$

素因数の和:18900

約数の個数: 16

約数和(自身を含む): 259808256

約数和(自身を除く): 52991291

約数列:

[1, 5, 31, 71, 155, 355, 2201, 11005, 18793, 93965, 582583, 1334303, 2912915, 6671515, 41363393, 206816965]

約数ペア:

[(1, 206816965), (5, 41363393), (31, 6671515), (71, 2912915), (155, 1334303), (355, 582583), (2201, 93965), (11005, 18793)]