78718244

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{162641}}^1$

素因数の和:162667

約数の個数: 18

約数和(自身を含む): 151419702

約数和(自身を除く): 72701458

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 162641, 325282, 650564, 1789051, 3578102, 7156204, 19679561, 39359122, 78718244]

約数ペア:

[(1, 78718244), (2, 39359122), (4, 19679561), (11, 7156204), (22, 3578102), (44, 1789051), (121, 650564), (242, 325282), (484, 162641)]