693979407

素因数分解:

$3^4\times {\mathrm{11}}^3\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:243

約数の個数: 80

約数和(自身を含む): 1175527584

約数和(自身を除く): 481548177

約数列:

[1, 3, 9, 11, 27, 33, 41, 81, 99, 121, 123, 157, 297, 363, 369, 451, 471, 891, 1089, 1107, 1331, 1353, 1413, 1727, 3267, 3321, 3993, 4059, 4239, 4961, 5181, 6437, 9801, 11979, 12177, 12717, 14883, 15543, 18997, 19311, 35937, 36531, 44649, 46629, 54571, 56991, 57933, 70807, 107811, 133947, 139887, 163713, 170973, 173799, 208967, 212421, 401841, 491139, 512919, 521397, 626901, 637263, 778877, 1473417, 1538757, 1880703, 1911789, 2336631, 4420251, 5642109, 5735367, 7009893, 8567647, 16926327, 21029679, 25702941, 63089037, 77108823, 231326469, 693979407]

約数ペア:

[(1, 693979407), (3, 231326469), (9, 77108823), (11, 63089037), (27, 25702941), (33, 21029679), (41, 16926327), (81, 8567647), (99, 7009893), (121, 5735367), (123, 5642109), (157, 4420251), (297, 2336631), (363, 1911789), (369, 1880703), (451, 1538757), (471, 1473417), (891, 778877), (1089, 637263), (1107, 626901), (1331, 521397), (1353, 512919), (1413, 491139), (1727, 401841), (3267, 212421), (3321, 208967), (3993, 173799), (4059, 170973), (4239, 163713), (4961, 139887), (5181, 133947), (6437, 107811), (9801, 70807), (11979, 57933), (12177, 56991), (12717, 54571), (14883, 46629), (15543, 44649), (18997, 36531), (19311, 35937)]