486943989

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1220411}}^1$

素因数の和:1220440

約数の個数: 16

約数和(自身を含む): 781063680

約数和(自身を除く): 294119691

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1220411, 3661233, 8542877, 23187809, 25628631, 69563427, 162314663, 486943989]

約数ペア:

[(1, 486943989), (3, 162314663), (7, 69563427), (19, 25628631), (21, 23187809), (57, 8542877), (133, 3661233), (399, 1220411)]