208988696

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{293}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 460615680

約数和(自身を除く): 251626984

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 271, 293, 329, 376, 542, 586, 658, 1084, 1172, 1316, 1897, 2051, 2168, 2344, 2632, 3794, 4102, 7588, 8204, 12737, 13771, 15176, 16408, 25474, 27542, 50948, 55084, 79403, 89159, 96397, 101896, 110168, 158806, 178318, 192794, 317612, 356636, 385588, 555821, 635224, 713272, 771176, 1111642, 2223284, 3731941, 4446568, 7463882, 14927764, 26123587, 29855528, 52247174, 104494348, 208988696]

約数ペア:

[(1, 208988696), (2, 104494348), (4, 52247174), (7, 29855528), (8, 26123587), (14, 14927764), (28, 7463882), (47, 4446568), (56, 3731941), (94, 2223284), (188, 1111642), (271, 771176), (293, 713272), (329, 635224), (376, 555821), (542, 385588), (586, 356636), (658, 317612), (1084, 192794), (1172, 178318), (1316, 158806), (1897, 110168), (2051, 101896), (2168, 96397), (2344, 89159), (2632, 79403), (3794, 55084), (4102, 50948), (7588, 27542), (8204, 25474), (12737, 16408), (13771, 15176)]