28381089

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{27743}}^1$

素因数の和:27788

約数の個数: 16

約数和(自身を含む): 42614784

約数和(自身を除く): 14233695

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 27743, 83229, 305173, 860033, 915519, 2580099, 9460363, 28381089]

約数ペア:

[(1, 28381089), (3, 9460363), (11, 2580099), (31, 915519), (33, 860033), (93, 305173), (341, 83229), (1023, 27743)]