42891205

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53281}}^1$

素因数の和:53316

約数の個数: 16

約数和(自身を含む): 61380864

約数和(自身を除く): 18489659

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 53281, 266405, 372967, 1225463, 1864835, 6127315, 8578241, 42891205]

約数ペア:

[(1, 42891205), (5, 8578241), (7, 6127315), (23, 1864835), (35, 1225463), (115, 372967), (161, 266405), (805, 53281)]