2178314619

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{80831}}^1$

素因数の和:81538

約数の個数: 16

約数和(自身を含む): 3132401664

約数和(自身を除く): 954087045

約数列:

[1, 3, 13, 39, 691, 2073, 8983, 26949, 80831, 242493, 1050803, 3152409, 55854221, 167562663, 726104873, 2178314619]

約数ペア:

[(1, 2178314619), (3, 726104873), (13, 167562663), (39, 55854221), (691, 3152409), (2073, 1050803), (8983, 242493), (26949, 80831)]