2686619

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:254

約数の個数: 16

約数和(自身を含む): 3108000

約数和(自身を除く): 421381

約数列:

[1, 13, 19, 73, 149, 247, 949, 1387, 1937, 2831, 10877, 18031, 36803, 141401, 206663, 2686619]

約数ペア:

[(1, 2686619), (13, 206663), (19, 141401), (73, 36803), (149, 18031), (247, 10877), (949, 2831), (1387, 1937)]