40172054

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{90887}}^1$

素因数の和:90919

約数の個数: 16

約数和(自身を含む): 68711328

約数和(自身を除く): 28539274

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 90887, 181774, 1181531, 1545079, 2363062, 3090158, 20086027, 40172054]

約数ペア:

[(1, 40172054), (2, 20086027), (13, 3090158), (17, 2363062), (26, 1545079), (34, 1181531), (221, 181774), (442, 90887)]