81331972

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{11117}}^1$

素因数の和:11211

約数の個数: 24

約数和(自身を含む): 149425920

約数和(自身を除く): 68093948

約数列:

[1, 2, 4, 31, 59, 62, 118, 124, 236, 1829, 3658, 7316, 11117, 22234, 44468, 344627, 655903, 689254, 1311806, 1378508, 2623612, 20332993, 40665986, 81331972]

約数ペア:

[(1, 81331972), (2, 40665986), (4, 20332993), (31, 2623612), (59, 1378508), (62, 1311806), (118, 689254), (124, 655903), (236, 344627), (1829, 44468), (3658, 22234), (7316, 11117)]