42646221

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{66739}}^1$

素因数の和:66816

約数の個数: 12

約数和(自身を含む): 62468640

約数和(自身を除く): 19822419

約数列:

[1, 3, 9, 71, 213, 639, 66739, 200217, 600651, 4738469, 14215407, 42646221]

約数ペア:

[(1, 42646221), (3, 14215407), (9, 4738469), (71, 600651), (213, 200217), (639, 66739)]