197996817

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1\times {\mathrm{2381}}^1$

素因数の和:2960

約数の個数: 16

約数和(自身を含む): 269604288

約数和(自身を除く): 71607471

約数列:

[1, 3, 53, 159, 523, 1569, 2381, 7143, 27719, 83157, 126193, 378579, 1245263, 3735789, 65998939, 197996817]

約数ペア:

[(1, 197996817), (3, 65998939), (53, 3735789), (159, 1245263), (523, 378579), (1569, 126193), (2381, 83157), (7143, 27719)]