42881867

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{3209}}^1$

素因数の和:3322

約数の個数: 16

約数和(自身を含む): 51770880

約数和(自身を除く): 8889013

約数列:

[1, 7, 23, 83, 161, 581, 1909, 3209, 13363, 22463, 73807, 266347, 516649, 1864429, 6125981, 42881867]

約数ペア:

[(1, 42881867), (7, 6125981), (23, 1864429), (83, 516649), (161, 266347), (581, 73807), (1909, 22463), (3209, 13363)]