81090849

素因数分解:

$3^1\times 7^1\times {\mathrm{1117}}^1\times {\mathrm{3457}}^1$

素因数の和:4584

約数の個数: 16

約数和(自身を含む): 123713408

約数和(自身を除く): 42622559

約数列:

[1, 3, 7, 21, 1117, 3351, 3457, 7819, 10371, 23457, 24199, 72597, 3861469, 11584407, 27030283, 81090849]

約数ペア:

[(1, 81090849), (3, 27030283), (7, 11584407), (21, 3861469), (1117, 72597), (3351, 24199), (3457, 23457), (7819, 10371)]