31649319

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2437}}^1$

素因数の和:2496

約数の個数: 32

約数和(自身を含む): 51880640

約数和(自身を除く): 20231321

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 999, 1443, 2437, 4329, 7311, 12987, 21933, 31681, 65799, 90169, 95043, 270507, 285129, 811521, 855387, 1172197, 2434563, 3516591, 10549773, 31649319]

約数ペア:

[(1, 31649319), (3, 10549773), (9, 3516591), (13, 2434563), (27, 1172197), (37, 855387), (39, 811521), (111, 285129), (117, 270507), (333, 95043), (351, 90169), (481, 65799), (999, 31681), (1443, 21933), (2437, 12987), (4329, 7311)]