31420335

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123217}}^1$

素因数の和:123242

約数の個数: 16

約数和(自身を含む): 53230176

約数和(自身を除く): 21809841

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 123217, 369651, 616085, 1848255, 2094689, 6284067, 10473445, 31420335]

約数ペア:

[(1, 31420335), (3, 10473445), (5, 6284067), (15, 2094689), (17, 1848255), (51, 616085), (85, 369651), (255, 123217)]