7397289

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 11356800

約数和(自身を除く): 3959511

約数列:

[1, 3, 9, 19, 57, 171, 181, 239, 543, 717, 1629, 2151, 3439, 4541, 10317, 13623, 30951, 40869, 43259, 129777, 389331, 821921, 2465763, 7397289]

約数ペア:

[(1, 7397289), (3, 2465763), (9, 821921), (19, 389331), (57, 129777), (171, 43259), (181, 40869), (239, 30951), (543, 13623), (717, 10317), (1629, 4541), (2151, 3439)]