13725081

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 20577024

約数和(自身を除く): 6851943

約数列:

[1, 3, 9, 47, 71, 141, 213, 423, 457, 639, 1371, 3337, 4113, 10011, 21479, 30033, 32447, 64437, 97341, 193311, 292023, 1525009, 4575027, 13725081]

約数ペア:

[(1, 13725081), (3, 4575027), (9, 1525009), (47, 292023), (71, 193311), (141, 97341), (213, 64437), (423, 32447), (457, 30033), (639, 21479), (1371, 10011), (3337, 4113)]