72869665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{2543}}^1$

素因数の和:3080

約数の個数: 16

約数和(自身を含む): 95613696

約数和(自身を除く): 22744031

約数列:

[1, 5, 11, 55, 521, 2543, 2605, 5731, 12715, 27973, 28655, 139865, 1324903, 6624515, 14573933, 72869665]

約数ペア:

[(1, 72869665), (5, 14573933), (11, 6624515), (55, 1324903), (521, 139865), (2543, 28655), (2605, 27973), (5731, 12715)]