156742261

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 182026440

約数和(自身を除く): 25284179

約数列:

[1, 13, 17, 89, 169, 221, 613, 1157, 1513, 2873, 7969, 10421, 15041, 19669, 54557, 103597, 135473, 255697, 709241, 927469, 1761149, 9220133, 12057097, 156742261]

約数ペア:

[(1, 156742261), (13, 12057097), (17, 9220133), (89, 1761149), (169, 927469), (221, 709241), (613, 255697), (1157, 135473), (1513, 103597), (2873, 54557), (7969, 19669), (10421, 15041)]