28861937

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1789}}^1$

素因数の和:1892

約数の個数: 16

約数和(自身を含む): 33379920

約数和(自身を除く): 4517983

約数列:

[1, 13, 17, 73, 221, 949, 1241, 1789, 16133, 23257, 30413, 130597, 395369, 1697761, 2220149, 28861937]

約数ペア:

[(1, 28861937), (13, 2220149), (17, 1697761), (73, 395369), (221, 130597), (949, 30413), (1241, 23257), (1789, 16133)]