740748939

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{21391}}^1$

素因数の和:21515

約数の個数: 32

約数和(自身を含む): 1207535616

約数和(自身を除く): 466786677

約数列:

[1, 3, 7, 17, 21, 51, 97, 119, 291, 357, 679, 1649, 2037, 4947, 11543, 21391, 34629, 64173, 149737, 363647, 449211, 1090941, 2074927, 2545529, 6224781, 7636587, 14524489, 35273759, 43573467, 105821277, 246916313, 740748939]

約数ペア:

[(1, 740748939), (3, 246916313), (7, 105821277), (17, 43573467), (21, 35273759), (51, 14524489), (97, 7636587), (119, 6224781), (291, 2545529), (357, 2074927), (679, 1090941), (1649, 449211), (2037, 363647), (4947, 149737), (11543, 64173), (21391, 34629)]