198123145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83773}}^1$

素因数の和:83832

約数の個数: 16

約数和(自身を含む): 265396032

約数和(自身を除く): 67272887

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 83773, 418865, 921503, 3602239, 4607515, 18011195, 39624629, 198123145]

約数ペア:

[(1, 198123145), (5, 39624629), (11, 18011195), (43, 4607515), (55, 3602239), (215, 921503), (473, 418865), (2365, 83773)]