31198207859

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{7793}}^1$

素因数の和:7920

約数の個数: 64

約数和(自身を含む): 41795792640

約数和(自身を除く): 10597584781

約数列:

[1, 7, 13, 29, 37, 41, 91, 203, 259, 287, 377, 481, 533, 1073, 1189, 1517, 2639, 3367, 3731, 7511, 7793, 8323, 10619, 13949, 15457, 19721, 43993, 54551, 97643, 101309, 108199, 138047, 225997, 288341, 307951, 319513, 571909, 709163, 1581979, 2018387, 2236591, 2937961, 3748433, 4003363, 4153669, 8361889, 9265877, 11821981, 20565727, 26239031, 29075683, 58533223, 64861139, 82753867, 108704557, 120456401, 153685753, 342837449, 760931899, 843194807, 1075800271, 2399862143, 4456886837, 31198207859]

約数ペア:

[(1, 31198207859), (7, 4456886837), (13, 2399862143), (29, 1075800271), (37, 843194807), (41, 760931899), (91, 342837449), (203, 153685753), (259, 120456401), (287, 108704557), (377, 82753867), (481, 64861139), (533, 58533223), (1073, 29075683), (1189, 26239031), (1517, 20565727), (2639, 11821981), (3367, 9265877), (3731, 8361889), (7511, 4153669), (7793, 4003363), (8323, 3748433), (10619, 2937961), (13949, 2236591), (15457, 2018387), (19721, 1581979), (43993, 709163), (54551, 571909), (97643, 319513), (101309, 307951), (108199, 288341), (138047, 225997)]