28271716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1571}}^1$

素因数の和:1995

約数の個数: 24

約数和(自身を含む): 54139680

約数和(自身を除く): 25867964

約数列:

[1, 2, 4, 11, 22, 44, 409, 818, 1571, 1636, 3142, 4499, 6284, 8998, 17281, 17996, 34562, 69124, 642539, 1285078, 2570156, 7067929, 14135858, 28271716]

約数ペア:

[(1, 28271716), (2, 14135858), (4, 7067929), (11, 2570156), (22, 1285078), (44, 642539), (409, 69124), (818, 34562), (1571, 17996), (1636, 17281), (3142, 8998), (4499, 6284)]