42390776

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{123229}}^1$

素因数の和:123278

約数の個数: 16

約数和(自身を含む): 81331800

約数和(自身を除く): 38941024

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 123229, 246458, 492916, 985832, 5298847, 10597694, 21195388, 42390776]

約数ペア:

[(1, 42390776), (2, 21195388), (4, 10597694), (8, 5298847), (43, 985832), (86, 492916), (172, 246458), (344, 123229)]