28255869

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{443}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 43174560

約数和(自身を除く): 14918691

約数列:

[1, 3, 9, 19, 57, 171, 373, 443, 1119, 1329, 3357, 3987, 7087, 8417, 21261, 25251, 63783, 75753, 165239, 495717, 1487151, 3139541, 9418623, 28255869]

約数ペア:

[(1, 28255869), (3, 9418623), (9, 3139541), (19, 1487151), (57, 495717), (171, 165239), (373, 75753), (443, 63783), (1119, 25251), (1329, 21261), (3357, 8417), (3987, 7087)]