81492318

素因数分解:

$2^1\times 3^4\times {\mathrm{503039}}^1$

素因数の和:503053

約数の個数: 20

約数和(自身を含む): 182603520

約数和(自身を除く): 101111202

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 503039, 1006078, 1509117, 3018234, 4527351, 9054702, 13582053, 27164106, 40746159, 81492318]

約数ペア:

[(1, 81492318), (2, 40746159), (3, 27164106), (6, 13582053), (9, 9054702), (18, 4527351), (27, 3018234), (54, 1509117), (81, 1006078), (162, 503039)]