81131876

素因数分解:

$2^2\times 7^1\times {\mathrm{1499}}^1\times {\mathrm{1933}}^1$

素因数の和:3443

約数の個数: 24

約数和(自身を含む): 162456000

約数和(自身を除く): 81324124

約数列:

[1, 2, 4, 7, 14, 28, 1499, 1933, 2998, 3866, 5996, 7732, 10493, 13531, 20986, 27062, 41972, 54124, 2897567, 5795134, 11590268, 20282969, 40565938, 81131876]

約数ペア:

[(1, 81131876), (2, 40565938), (4, 20282969), (7, 11590268), (14, 5795134), (28, 2897567), (1499, 54124), (1933, 41972), (2998, 27062), (3866, 20986), (5996, 13531), (7732, 10493)]