40178673

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{26107}}^1$

素因数の和:26138

約数の個数: 20

約数和(自身を含む): 63181360

約数和(自身を除く): 23002687

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 26107, 78321, 234963, 496033, 704889, 1488099, 2114667, 4464297, 13392891, 40178673]

約数ペア:

[(1, 40178673), (3, 13392891), (9, 4464297), (19, 2114667), (27, 1488099), (57, 704889), (81, 496033), (171, 234963), (513, 78321), (1539, 26107)]