28238628

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{213929}}^1$

素因数の和:213947

約数の個数: 24

約数和(自身を含む): 71880480

約数和(自身を除く): 43641852

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 213929, 427858, 641787, 855716, 1283574, 2353219, 2567148, 4706438, 7059657, 9412876, 14119314, 28238628]

約数ペア:

[(1, 28238628), (2, 14119314), (3, 9412876), (4, 7059657), (6, 4706438), (11, 2567148), (12, 2353219), (22, 1283574), (33, 855716), (44, 641787), (66, 427858), (132, 213929)]