42457941

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{4909}}^1$

素因数の和:4977

約数の個数: 18

約数和(自身を含む): 63383190

約数和(自身を除く): 20925249

約数列:

[1, 3, 9, 31, 93, 279, 961, 2883, 4909, 8649, 14727, 44181, 152179, 456537, 1369611, 4717549, 14152647, 42457941]

約数ペア:

[(1, 42457941), (3, 14152647), (9, 4717549), (31, 1369611), (93, 456537), (279, 152179), (961, 44181), (2883, 14727), (4909, 8649)]