221718913

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{32363}}^1$

素因数の和:32424

約数の個数: 16

約数和(自身を含む): 260983296

約数和(自身を除く): 39264383

約数列:

[1, 13, 17, 31, 221, 403, 527, 6851, 32363, 420719, 550171, 1003253, 7152223, 13042289, 17055301, 221718913]

約数ペア:

[(1, 221718913), (13, 17055301), (17, 13042289), (31, 7152223), (221, 1003253), (403, 550171), (527, 420719), (6851, 32363)]