55897919

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{1129}}^1$

素因数の和:1790

約数の個数: 16

約数和(自身を含む): 69861120

約数和(自身を除く): 13963201

約数列:

[1, 7, 11, 77, 643, 1129, 4501, 7073, 7903, 12419, 49511, 86933, 725947, 5081629, 7985417, 55897919]

約数ペア:

[(1, 55897919), (7, 7985417), (11, 5081629), (77, 725947), (643, 86933), (1129, 49511), (4501, 12419), (7073, 7903)]