2399684781

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{68903}}^1$

素因数の和:68985

約数の個数: 32

約数和(自身を含む): 3704279040

約数和(自身を除く): 1304594259

約数列:

[1, 3, 13, 19, 39, 47, 57, 141, 247, 611, 741, 893, 1833, 2679, 11609, 34827, 68903, 206709, 895739, 1309157, 2687217, 3238441, 3927471, 9715323, 17019041, 42099733, 51057123, 61530379, 126299199, 184591137, 799894927, 2399684781]

約数ペア:

[(1, 2399684781), (3, 799894927), (13, 184591137), (19, 126299199), (39, 61530379), (47, 51057123), (57, 42099733), (141, 17019041), (247, 9715323), (611, 3927471), (741, 3238441), (893, 2687217), (1833, 1309157), (2679, 895739), (11609, 206709), (34827, 68903)]