71456847

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 124416000

約数和(自身を除く): 52959153

約数列:

[1, 3, 7, 11, 21, 33, 49, 59, 77, 107, 147, 177, 231, 321, 343, 413, 539, 649, 749, 1029, 1177, 1239, 1617, 1947, 2247, 2891, 3531, 3773, 4543, 5243, 6313, 8239, 8673, 11319, 13629, 15729, 18939, 20237, 24717, 31801, 36701, 44191, 57673, 60711, 69443, 95403, 110103, 132573, 173019, 208329, 222607, 309337, 403711, 486101, 667821, 928011, 1211133, 1458303, 2165359, 3402707, 6496077, 10208121, 23818949, 71456847]

約数ペア:

[(1, 71456847), (3, 23818949), (7, 10208121), (11, 6496077), (21, 3402707), (33, 2165359), (49, 1458303), (59, 1211133), (77, 928011), (107, 667821), (147, 486101), (177, 403711), (231, 309337), (321, 222607), (343, 208329), (413, 173019), (539, 132573), (649, 110103), (749, 95403), (1029, 69443), (1177, 60711), (1239, 57673), (1617, 44191), (1947, 36701), (2247, 31801), (2891, 24717), (3531, 20237), (3773, 18939), (4543, 15729), (5243, 13629), (6313, 11319), (8239, 8673)]