138957616

素因数分解:

$2^4\times 7^1\times {\mathrm{251}}^1\times {\mathrm{4943}}^1$

素因数の和:5209

約数の個数: 40

約数和(自身を含む): 308980224

約数和(自身を除く): 170022608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 251, 502, 1004, 1757, 2008, 3514, 4016, 4943, 7028, 9886, 14056, 19772, 28112, 34601, 39544, 69202, 79088, 138404, 276808, 553616, 1240693, 2481386, 4962772, 8684851, 9925544, 17369702, 19851088, 34739404, 69478808, 138957616]

約数ペア:

[(1, 138957616), (2, 69478808), (4, 34739404), (7, 19851088), (8, 17369702), (14, 9925544), (16, 8684851), (28, 4962772), (56, 2481386), (112, 1240693), (251, 553616), (502, 276808), (1004, 138404), (1757, 79088), (2008, 69202), (3514, 39544), (4016, 34601), (4943, 28112), (7028, 19772), (9886, 14056)]