198329225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{1063}}^1$

素因数の和:1529

約数の個数: 24

約数和(自身を含む): 261233280

約数和(自身を除く): 62904055

約数列:

[1, 5, 17, 25, 85, 425, 439, 1063, 2195, 5315, 7463, 10975, 18071, 26575, 37315, 90355, 186575, 451775, 466657, 2333285, 7933169, 11666425, 39665845, 198329225]

約数ペア:

[(1, 198329225), (5, 39665845), (17, 11666425), (25, 7933169), (85, 2333285), (425, 466657), (439, 451775), (1063, 186575), (2195, 90355), (5315, 37315), (7463, 26575), (10975, 18071)]