28191636

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71191}}^1$

素因数の和:71212

約数の個数: 36

約数和(自身を含む): 77741664

約数和(自身を除く): 49550028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 71191, 142382, 213573, 284764, 427146, 640719, 783101, 854292, 1281438, 1566202, 2349303, 2562876, 3132404, 4698606, 7047909, 9397212, 14095818, 28191636]

約数ペア:

[(1, 28191636), (2, 14095818), (3, 9397212), (4, 7047909), (6, 4698606), (9, 3132404), (11, 2562876), (12, 2349303), (18, 1566202), (22, 1281438), (33, 854292), (36, 783101), (44, 640719), (66, 427146), (99, 284764), (132, 213573), (198, 142382), (396, 71191)]