81353459

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{929}}^1$

素因数の和:1378

約数の個数: 16

約数和(自身を含む): 93744000

約数和(自身を除く): 12390541

約数列:

[1, 11, 19, 209, 419, 929, 4609, 7961, 10219, 17651, 87571, 194161, 389251, 4281761, 7395769, 81353459]

約数ペア:

[(1, 81353459), (11, 7395769), (19, 4281761), (209, 389251), (419, 194161), (929, 87571), (4609, 17651), (7961, 10219)]