211036720521

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{42919813}}^1$

素因数の和:42919976

約数の個数: 16

約数和(自身を含む): 309022660800

約数和(自身を除く): 97985940279

約数列:

[1, 3, 11, 33, 149, 447, 1639, 4917, 42919813, 128759439, 472117943, 1416353829, 6395052137, 19185156411, 70345573507, 211036720521]

約数ペア:

[(1, 211036720521), (3, 70345573507), (11, 19185156411), (33, 6395052137), (149, 1416353829), (447, 472117943), (1639, 128759439), (4917, 42919813)]