28080993

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{4783}}^1$

素因数の和:4908

約数の個数: 16

約数和(自身を含む): 39802880

約数和(自身を除く): 11721887

約数列:

[1, 3, 19, 57, 103, 309, 1957, 4783, 5871, 14349, 90877, 272631, 492649, 1477947, 9360331, 28080993]

約数ペア:

[(1, 28080993), (3, 9360331), (19, 1477947), (57, 492649), (103, 272631), (309, 90877), (1957, 14349), (4783, 5871)]