1277997616

素因数分解:

$2^4\times 7^2\times {\mathrm{587}}^1\times {\mathrm{2777}}^1$

素因数の和:3386

約数の個数: 60

約数和(自身を含む): 2886330888

約数和(自身を除く): 1608333272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 587, 784, 1174, 2348, 2777, 4109, 4696, 5554, 8218, 9392, 11108, 16436, 19439, 22216, 28763, 32872, 38878, 44432, 57526, 65744, 77756, 115052, 136073, 155512, 230104, 272146, 311024, 460208, 544292, 1088584, 1630099, 2177168, 3260198, 6520396, 11410693, 13040792, 22821386, 26081584, 45642772, 79874851, 91285544, 159749702, 182571088, 319499404, 638998808, 1277997616]

約数ペア:

[(1, 1277997616), (2, 638998808), (4, 319499404), (7, 182571088), (8, 159749702), (14, 91285544), (16, 79874851), (28, 45642772), (49, 26081584), (56, 22821386), (98, 13040792), (112, 11410693), (196, 6520396), (392, 3260198), (587, 2177168), (784, 1630099), (1174, 1088584), (2348, 544292), (2777, 460208), (4109, 311024), (4696, 272146), (5554, 230104), (8218, 155512), (9392, 136073), (11108, 115052), (16436, 77756), (19439, 65744), (22216, 57526), (28763, 44432), (32872, 38878)]