72678644

素因数分解:

$2^2\times {\mathrm{3221}}^1\times {\mathrm{5641}}^1$

素因数の和:8866

約数の個数: 12

約数和(自身を含む): 127249668

約数和(自身を除く): 54571024

約数列:

[1, 2, 4, 3221, 5641, 6442, 11282, 12884, 22564, 18169661, 36339322, 72678644]

約数ペア:

[(1, 72678644), (2, 36339322), (4, 18169661), (3221, 22564), (5641, 12884), (6442, 11282)]