28305471788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{643306177}}^1$

素因数の和:643306192

約数の個数: 12

約数和(自身を含む): 54037718952

約数和(自身を除く): 25732247164

約数列:

[1, 2, 4, 11, 22, 44, 643306177, 1286612354, 2573224708, 7076367947, 14152735894, 28305471788]

約数ペア:

[(1, 28305471788), (2, 14152735894), (4, 7076367947), (11, 2573224708), (22, 1286612354), (44, 643306177)]