2840423663

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1603853}}^1$

素因数の和:1603894

約数の個数: 16

約数和(自身を含む): 3695279616

約数和(自身を除く): 854855953

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 1603853, 11226971, 17642383, 36888619, 123496681, 258220333, 405774809, 2840423663]

約数ペア:

[(1, 2840423663), (7, 405774809), (11, 258220333), (23, 123496681), (77, 36888619), (161, 17642383), (253, 11226971), (1771, 1603853)]