12730732

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3271}}^1$

素因数の和:3421

約数の個数: 24

約数和(自身を含む): 25652480

約数和(自身を除く): 12921748

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3271, 3892, 6542, 13084, 22897, 45794, 91588, 454669, 909338, 1818676, 3182683, 6365366, 12730732]

約数ペア:

[(1, 12730732), (2, 6365366), (4, 3182683), (7, 1818676), (14, 909338), (28, 454669), (139, 91588), (278, 45794), (556, 22897), (973, 13084), (1946, 6542), (3271, 3892)]