2601963

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1$

素因数の和:385

約数の個数: 40

約数和(自身を含む): 4797408

約数和(自身を除く): 2195445

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 353, 567, 819, 1053, 1059, 2457, 2471, 3177, 4589, 7371, 7413, 9531, 13767, 22239, 28593, 32123, 41301, 66717, 96369, 123903, 200151, 289107, 371709, 867321, 2601963]

約数ペア:

[(1, 2601963), (3, 867321), (7, 371709), (9, 289107), (13, 200151), (21, 123903), (27, 96369), (39, 66717), (63, 41301), (81, 32123), (91, 28593), (117, 22239), (189, 13767), (273, 9531), (351, 7413), (353, 7371), (567, 4589), (819, 3177), (1053, 2471), (1059, 2457)]