253048544

素因数分解:

$2^5\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2273}}^1$

素因数の和:2368

約数の個数: 72

約数和(自身を含む): 587947248

約数和(自身を除く): 334898704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 71, 98, 112, 142, 196, 224, 284, 392, 497, 568, 784, 994, 1136, 1568, 1988, 2272, 2273, 3479, 3976, 4546, 6958, 7952, 9092, 13916, 15904, 15911, 18184, 27832, 31822, 36368, 55664, 63644, 72736, 111328, 111377, 127288, 161383, 222754, 254576, 322766, 445508, 509152, 645532, 891016, 1129681, 1291064, 1782032, 2259362, 2582128, 3564064, 4518724, 5164256, 7907767, 9037448, 15815534, 18074896, 31631068, 36149792, 63262136, 126524272, 253048544]

約数ペア:

[(1, 253048544), (2, 126524272), (4, 63262136), (7, 36149792), (8, 31631068), (14, 18074896), (16, 15815534), (28, 9037448), (32, 7907767), (49, 5164256), (56, 4518724), (71, 3564064), (98, 2582128), (112, 2259362), (142, 1782032), (196, 1291064), (224, 1129681), (284, 891016), (392, 645532), (497, 509152), (568, 445508), (784, 322766), (994, 254576), (1136, 222754), (1568, 161383), (1988, 127288), (2272, 111377), (2273, 111328), (3479, 72736), (3976, 63644), (4546, 55664), (6958, 36368), (7952, 31822), (9092, 27832), (13916, 18184), (15904, 15911)]