42180159

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{20707}}^1$

素因数の和:20814

約数の個数: 16

約数和(自身を含む): 64940288

約数和(自身を除く): 22760129

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 20707, 62121, 144949, 434847, 2008579, 6025737, 14060053, 42180159]

約数ペア:

[(1, 42180159), (3, 14060053), (7, 6025737), (21, 2008579), (97, 434847), (291, 144949), (679, 62121), (2037, 20707)]