39245787

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21481}}^1$

素因数の和:21523

約数の個数: 24

約数和(自身を含む): 67023840

約数和(自身を除く): 27778053

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 21481, 64443, 150367, 193329, 451101, 622949, 1353303, 1868847, 4360643, 5606541, 13081929, 39245787]

約数ペア:

[(1, 39245787), (3, 13081929), (7, 5606541), (9, 4360643), (21, 1868847), (29, 1353303), (63, 622949), (87, 451101), (203, 193329), (261, 150367), (609, 64443), (1827, 21481)]