28845971

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19717}}^1$

素因数の和:19754

約数の個数: 16

約数和(自身を含む): 37858560

約数和(自身を除く): 9012589

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 19717, 138019, 216887, 374623, 1518209, 2622361, 4120853, 28845971]

約数ペア:

[(1, 28845971), (7, 4120853), (11, 2622361), (19, 1518209), (77, 374623), (133, 216887), (209, 138019), (1463, 19717)]