28139703

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{4793}}^1$

素因数の和:4918

約数の個数: 16

約数和(自身を含む): 39886080

約数和(自身を除く): 11746377

約数列:

[1, 3, 19, 57, 103, 309, 1957, 4793, 5871, 14379, 91067, 273201, 493679, 1481037, 9379901, 28139703]

約数ペア:

[(1, 28139703), (3, 9379901), (19, 1481037), (57, 493679), (103, 273201), (309, 91067), (1957, 14379), (4793, 5871)]