198331101

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{7681}}^1$

素因数の和:7857

約数の個数: 24

約数和(自身を含む): 303592640

約数和(自身を除く): 105261539

約数列:

[1, 3, 9, 19, 57, 151, 171, 453, 1359, 2869, 7681, 8607, 23043, 25821, 69129, 145939, 437817, 1159831, 1313451, 3479493, 10438479, 22036789, 66110367, 198331101]

約数ペア:

[(1, 198331101), (3, 66110367), (9, 22036789), (19, 10438479), (57, 3479493), (151, 1313451), (171, 1159831), (453, 437817), (1359, 145939), (2869, 69129), (7681, 25821), (8607, 23043)]