2021808117791

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1\times {\mathrm{4129}}^1$

素因数の和:4805

約数の個数: 96

約数和(自身を含む): 2701708289280

約数和(自身を除く): 679900171489

約数列:

[1, 7, 11, 37, 43, 49, 77, 259, 301, 407, 473, 539, 571, 1591, 1813, 2107, 2849, 3311, 3997, 4129, 6281, 11137, 17501, 19943, 21127, 23177, 24553, 27979, 28903, 43967, 45419, 77959, 122507, 147889, 152773, 171871, 177547, 202321, 232397, 270083, 307769, 317933, 857549, 908461, 1035223, 1069411, 1203097, 1242829, 1626779, 1680503, 1890581, 1953017, 2225531, 2357659, 6359227, 6569239, 7485877, 8699803, 9993071, 11387453, 11763521, 13234067, 13671119, 16503613, 25934249, 44514589, 45984673, 69951497, 72261629, 82344647, 87233383, 95697833, 101379337, 115525291, 181539743, 321892711, 489660479, 505831403, 610633681, 709655359, 959567213, 1115172707, 1270778201, 3540819821, 3751035469, 4274435767, 4967587513, 6716970491, 7806208949, 26257248283, 41261390159, 47018793437, 54643462643, 183800737981, 288829731113, 2021808117791]

約数ペア:

[(1, 2021808117791), (7, 288829731113), (11, 183800737981), (37, 54643462643), (43, 47018793437), (49, 41261390159), (77, 26257248283), (259, 7806208949), (301, 6716970491), (407, 4967587513), (473, 4274435767), (539, 3751035469), (571, 3540819821), (1591, 1270778201), (1813, 1115172707), (2107, 959567213), (2849, 709655359), (3311, 610633681), (3997, 505831403), (4129, 489660479), (6281, 321892711), (11137, 181539743), (17501, 115525291), (19943, 101379337), (21127, 95697833), (23177, 87233383), (24553, 82344647), (27979, 72261629), (28903, 69951497), (43967, 45984673), (45419, 44514589), (77959, 25934249), (122507, 16503613), (147889, 13671119), (152773, 13234067), (171871, 11763521), (177547, 11387453), (202321, 9993071), (232397, 8699803), (270083, 7485877), (307769, 6569239), (317933, 6359227), (857549, 2357659), (908461, 2225531), (1035223, 1953017), (1069411, 1890581), (1203097, 1680503), (1242829, 1626779)]