2443203

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:189

約数の個数: 40

約数和(自身を含む): 4336640

約数和(自身を除く): 1893437

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 139, 189, 217, 279, 417, 567, 651, 837, 973, 1251, 1953, 2511, 2919, 3753, 4309, 5859, 8757, 11259, 12927, 17577, 26271, 30163, 38781, 78813, 90489, 116343, 271467, 349029, 814401, 2443203]

約数ペア:

[(1, 2443203), (3, 814401), (7, 349029), (9, 271467), (21, 116343), (27, 90489), (31, 78813), (63, 38781), (81, 30163), (93, 26271), (139, 17577), (189, 12927), (217, 11259), (279, 8757), (417, 5859), (567, 4309), (651, 3753), (837, 2919), (973, 2511), (1251, 1953)]