13678588

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 30240000

約数和(自身を除く): 16561412

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 89, 154, 178, 308, 356, 499, 623, 979, 998, 1246, 1958, 1996, 2492, 3493, 3916, 5489, 6853, 6986, 10978, 13706, 13972, 21956, 27412, 38423, 44411, 76846, 88822, 153692, 177644, 310877, 488521, 621754, 977042, 1243508, 1954084, 3419647, 6839294, 13678588]

約数ペア:

[(1, 13678588), (2, 6839294), (4, 3419647), (7, 1954084), (11, 1243508), (14, 977042), (22, 621754), (28, 488521), (44, 310877), (77, 177644), (89, 153692), (154, 88822), (178, 76846), (308, 44411), (356, 38423), (499, 27412), (623, 21956), (979, 13972), (998, 13706), (1246, 10978), (1958, 6986), (1996, 6853), (2492, 5489), (3493, 3916)]