6439041

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 11527680

約数和(自身を除く): 5088639

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 157, 189, 217, 279, 441, 471, 651, 837, 1099, 1323, 1413, 1519, 1953, 3297, 4239, 4557, 4867, 5859, 7693, 9891, 13671, 14601, 23079, 29673, 34069, 41013, 43803, 69237, 102207, 131409, 207711, 238483, 306621, 715449, 919863, 2146347, 6439041]

約数ペア:

[(1, 6439041), (3, 2146347), (7, 919863), (9, 715449), (21, 306621), (27, 238483), (31, 207711), (49, 131409), (63, 102207), (93, 69237), (147, 43803), (157, 41013), (189, 34069), (217, 29673), (279, 23079), (441, 14601), (471, 13671), (651, 9891), (837, 7693), (1099, 5859), (1323, 4867), (1413, 4557), (1519, 4239), (1953, 3297)]