831954879

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{761}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 1459034928

約数和(自身を除く): 627080049

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 67, 111, 147, 201, 259, 333, 441, 469, 603, 761, 777, 1407, 1813, 2283, 2331, 2479, 3283, 4221, 5327, 5439, 6849, 7437, 9849, 15981, 16317, 17353, 22311, 28157, 29547, 37289, 47943, 50987, 52059, 84471, 111867, 121471, 152961, 156177, 197099, 253413, 335601, 356909, 364413, 458883, 591297, 1070727, 1093239, 1379693, 1773891, 1886519, 2498363, 3212181, 4139079, 5659557, 7495089, 12417237, 13205633, 16978671, 22485267, 39616899, 92439431, 118850697, 277318293, 831954879]

約数ペア:

[(1, 831954879), (3, 277318293), (7, 118850697), (9, 92439431), (21, 39616899), (37, 22485267), (49, 16978671), (63, 13205633), (67, 12417237), (111, 7495089), (147, 5659557), (201, 4139079), (259, 3212181), (333, 2498363), (441, 1886519), (469, 1773891), (603, 1379693), (761, 1093239), (777, 1070727), (1407, 591297), (1813, 458883), (2283, 364413), (2331, 356909), (2479, 335601), (3283, 253413), (4221, 197099), (5327, 156177), (5439, 152961), (6849, 121471), (7437, 111867), (9849, 84471), (15981, 52059), (16317, 50987), (17353, 47943), (22311, 37289), (28157, 29547)]