13376979

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 24460800

約数和(自身を除く): 11083821

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 97, 99, 199, 231, 291, 597, 679, 693, 873, 1067, 1393, 1791, 2037, 2189, 3201, 4179, 6111, 6567, 7469, 9603, 12537, 15323, 19303, 19701, 22407, 45969, 57909, 67221, 135121, 137907, 173727, 212333, 405363, 636999, 1216089, 1486331, 1910997, 4458993, 13376979]

約数ペア:

[(1, 13376979), (3, 4458993), (7, 1910997), (9, 1486331), (11, 1216089), (21, 636999), (33, 405363), (63, 212333), (77, 173727), (97, 137907), (99, 135121), (199, 67221), (231, 57909), (291, 45969), (597, 22407), (679, 19701), (693, 19303), (873, 15323), (1067, 12537), (1393, 9603), (1791, 7469), (2037, 6567), (2189, 6111), (3201, 4179)]