56807289

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{81973}}^1$

素因数の和:81997

約数の個数: 24

約数和(自身を含む): 102303552

約数和(自身を除く): 45496263

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 81973, 245919, 573811, 737757, 901703, 1721433, 2705109, 5164299, 6311921, 8115327, 18935763, 56807289]

約数ペア:

[(1, 56807289), (3, 18935763), (7, 8115327), (9, 6311921), (11, 5164299), (21, 2705109), (33, 1721433), (63, 901703), (77, 737757), (99, 573811), (231, 245919), (693, 81973)]