42259743

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{13007}}^1$

素因数の和:13051

約数の個数: 18

約数和(自身を含む): 64428624

約数和(自身を除く): 22168881

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 13007, 39021, 117063, 247133, 741399, 2224197, 4695527, 14086581, 42259743]

約数ペア:

[(1, 42259743), (3, 14086581), (9, 4695527), (19, 2224197), (57, 741399), (171, 247133), (361, 117063), (1083, 39021), (3249, 13007)]