11958219

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 22650880

約数和(自身を除く): 10692661

約数列:

[1, 3, 7, 9, 13, 21, 27, 31, 39, 63, 91, 93, 117, 157, 189, 217, 273, 279, 351, 403, 471, 651, 819, 837, 1099, 1209, 1413, 1953, 2041, 2457, 2821, 3297, 3627, 4239, 4867, 5859, 6123, 8463, 9891, 10881, 14287, 14601, 18369, 25389, 29673, 34069, 42861, 43803, 55107, 63271, 76167, 102207, 128583, 131409, 189813, 306621, 385749, 442897, 569439, 919863, 1328691, 1708317, 3986073, 11958219]

約数ペア:

[(1, 11958219), (3, 3986073), (7, 1708317), (9, 1328691), (13, 919863), (21, 569439), (27, 442897), (31, 385749), (39, 306621), (63, 189813), (91, 131409), (93, 128583), (117, 102207), (157, 76167), (189, 63271), (217, 55107), (273, 43803), (279, 42861), (351, 34069), (403, 29673), (471, 25389), (651, 18369), (819, 14601), (837, 14287), (1099, 10881), (1209, 9891), (1413, 8463), (1953, 6123), (2041, 5859), (2457, 4867), (2821, 4239), (3297, 3627)]