25818296

素因数分解:

$2^3\times 7^3\times {\mathrm{97}}^2$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 57042000

約数和(自身を除く): 31223704

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 97, 98, 194, 196, 343, 388, 392, 679, 686, 776, 1358, 1372, 2716, 2744, 4753, 5432, 9409, 9506, 18818, 19012, 33271, 37636, 38024, 65863, 66542, 75272, 131726, 133084, 263452, 266168, 461041, 526904, 922082, 1844164, 3227287, 3688328, 6454574, 12909148, 25818296]

約数ペア:

[(1, 25818296), (2, 12909148), (4, 6454574), (7, 3688328), (8, 3227287), (14, 1844164), (28, 922082), (49, 526904), (56, 461041), (97, 266168), (98, 263452), (194, 133084), (196, 131726), (343, 75272), (388, 66542), (392, 65863), (679, 38024), (686, 37636), (776, 33271), (1358, 19012), (1372, 18818), (2716, 9506), (2744, 9409), (4753, 5432)]