7928919

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1787}}^1$

素因数の和:1839

約数の個数: 24

約数和(自身を含む): 12551760

約数和(自身を除く): 4622841

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 1787, 4437, 5361, 16083, 30379, 51823, 91137, 155469, 273411, 466407, 880991, 2642973, 7928919]

約数ペア:

[(1, 7928919), (3, 2642973), (9, 880991), (17, 466407), (29, 273411), (51, 155469), (87, 91137), (153, 51823), (261, 30379), (493, 16083), (1479, 5361), (1787, 4437)]