278418001

素因数分解:

${\mathrm{19}}^2\times {\mathrm{181}}^1\times {\mathrm{4261}}^1$

素因数の和:4480

約数の個数: 12

約数和(自身を含む): 295535604

約数和(自身を除く): 17117603

約数列:

[1, 19, 181, 361, 3439, 4261, 65341, 80959, 771241, 1538221, 14653579, 278418001]

約数ペア:

[(1, 278418001), (19, 14653579), (181, 1538221), (361, 771241), (3439, 80959), (4261, 65341)]