28441322

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 54974976

約数和(自身を除く): 26533654

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 71, 91, 142, 182, 217, 403, 434, 497, 806, 923, 994, 1846, 2201, 2821, 4402, 5041, 5642, 6461, 10082, 12922, 15407, 28613, 30814, 35287, 57226, 65533, 70574, 131066, 156271, 200291, 312542, 400582, 458731, 917462, 1093897, 2031523, 2187794, 4063046, 14220661, 28441322]

約数ペア:

[(1, 28441322), (2, 14220661), (7, 4063046), (13, 2187794), (14, 2031523), (26, 1093897), (31, 917462), (62, 458731), (71, 400582), (91, 312542), (142, 200291), (182, 156271), (217, 131066), (403, 70574), (434, 65533), (497, 57226), (806, 35287), (923, 30814), (994, 28613), (1846, 15407), (2201, 12922), (2821, 10082), (4402, 6461), (5041, 5642)]