2754563

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:314

約数の個数: 16

約数和(自身を含む): 3360000

約数和(自身を除く): 605437

約数列:

[1, 7, 19, 133, 139, 149, 973, 1043, 2641, 2831, 18487, 19817, 20711, 144977, 393509, 2754563]

約数ペア:

[(1, 2754563), (7, 393509), (19, 144977), (133, 20711), (139, 19817), (149, 18487), (973, 2831), (1043, 2641)]