156979372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{25667}}^1$

素因数の和:25821

約数の個数: 24

約数和(自身を含む): 301855680

約数和(自身を除く): 144876308

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 6116, 25667, 51334, 102668, 282337, 564674, 1129348, 3567713, 7135426, 14270852, 39244843, 78489686, 156979372]

約数ペア:

[(1, 156979372), (2, 78489686), (4, 39244843), (11, 14270852), (22, 7135426), (44, 3567713), (139, 1129348), (278, 564674), (556, 282337), (1529, 102668), (3058, 51334), (6116, 25667)]