25499474

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 52641792

約数和(自身を除く): 27142318

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 47, 77, 91, 94, 143, 154, 182, 271, 286, 329, 517, 542, 611, 658, 1001, 1034, 1222, 1897, 2002, 2981, 3523, 3619, 3794, 4277, 5962, 6721, 7046, 7238, 8554, 12737, 13442, 20867, 24661, 25474, 38753, 41734, 47047, 49322, 77506, 89159, 94094, 140107, 165581, 178318, 271271, 280214, 331162, 542542, 980749, 1159067, 1821391, 1961498, 2318134, 3642782, 12749737, 25499474]

約数ペア:

[(1, 25499474), (2, 12749737), (7, 3642782), (11, 2318134), (13, 1961498), (14, 1821391), (22, 1159067), (26, 980749), (47, 542542), (77, 331162), (91, 280214), (94, 271271), (143, 178318), (154, 165581), (182, 140107), (271, 94094), (286, 89159), (329, 77506), (517, 49322), (542, 47047), (611, 41734), (658, 38753), (1001, 25474), (1034, 24661), (1222, 20867), (1897, 13442), (2002, 12737), (2981, 8554), (3523, 7238), (3619, 7046), (3794, 6721), (4277, 5962)]