54281421

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{6263}}^1$

素因数の和:6382

約数の個数: 20

約数和(自身を含む): 81857952

約数和(自身を除く): 27576531

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 6263, 8667, 18789, 56367, 169101, 507303, 670141, 2010423, 6031269, 18093807, 54281421]

約数ペア:

[(1, 54281421), (3, 18093807), (9, 6031269), (27, 2010423), (81, 670141), (107, 507303), (321, 169101), (963, 56367), (2889, 18789), (6263, 8667)]