17729109

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 27144000

約数和(自身を除く): 9414891

約数列:

[1, 3, 9, 19, 57, 171, 199, 521, 597, 1563, 1791, 3781, 4689, 9899, 11343, 29697, 34029, 89091, 103679, 311037, 933111, 1969901, 5909703, 17729109]

約数ペア:

[(1, 17729109), (3, 5909703), (9, 1969901), (19, 933111), (57, 311037), (171, 103679), (199, 89091), (521, 34029), (597, 29697), (1563, 11343), (1791, 9899), (3781, 4689)]