138840213

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{11117}}^1$

素因数の和:11324

約数の個数: 16

約数和(自身を含む): 194253696

約数和(自身を除く): 55413483

約数列:

[1, 3, 23, 69, 181, 543, 4163, 11117, 12489, 33351, 255691, 767073, 2012177, 6036531, 46280071, 138840213]

約数ペア:

[(1, 138840213), (3, 46280071), (23, 6036531), (69, 2012177), (181, 767073), (543, 255691), (4163, 33351), (11117, 12489)]