65981981

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9631}}^1$

素因数の和:9692

約数の個数: 16

約数和(自身を含む): 77672448

約数和(自身を除く): 11690467

約数列:

[1, 13, 17, 31, 221, 403, 527, 6851, 9631, 125203, 163727, 298561, 2128451, 3881293, 5075537, 65981981]

約数ペア:

[(1, 65981981), (13, 5075537), (17, 3881293), (31, 2128451), (221, 298561), (403, 163727), (527, 125203), (6851, 9631)]