1591421

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 1915200

約数和(自身を除く): 323779

約数列:

[1, 13, 17, 19, 221, 247, 323, 379, 4199, 4927, 6443, 7201, 83759, 93613, 122417, 1591421]

約数ペア:

[(1, 1591421), (13, 122417), (17, 93613), (19, 83759), (221, 7201), (247, 6443), (323, 4927), (379, 4199)]