331340373

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 628992000

約数和(自身を除く): 297651627

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 107, 117, 133, 171, 199, 247, 273, 321, 399, 597, 741, 749, 819, 963, 1197, 1391, 1393, 1729, 1791, 2033, 2223, 2247, 2587, 3781, 4173, 4179, 5187, 6099, 6741, 7761, 9737, 11343, 12519, 12537, 14231, 15561, 18109, 18297, 21293, 23283, 26429, 26467, 29211, 34029, 42693, 49153, 54327, 63879, 79287, 79401, 87633, 128079, 147459, 149051, 162981, 185003, 191637, 237861, 238203, 276809, 344071, 404567, 442377, 447153, 555009, 830427, 1032213, 1213701, 1341459, 1665027, 1937663, 2491281, 2831969, 3096639, 3641103, 5259371, 5812989, 8495907, 15778113, 17438967, 25487721, 36815597, 47334339, 110446791, 331340373]

約数ペア:

[(1, 331340373), (3, 110446791), (7, 47334339), (9, 36815597), (13, 25487721), (19, 17438967), (21, 15778113), (39, 8495907), (57, 5812989), (63, 5259371), (91, 3641103), (107, 3096639), (117, 2831969), (133, 2491281), (171, 1937663), (199, 1665027), (247, 1341459), (273, 1213701), (321, 1032213), (399, 830427), (597, 555009), (741, 447153), (749, 442377), (819, 404567), (963, 344071), (1197, 276809), (1391, 238203), (1393, 237861), (1729, 191637), (1791, 185003), (2033, 162981), (2223, 149051), (2247, 147459), (2587, 128079), (3781, 87633), (4173, 79401), (4179, 79287), (5187, 63879), (6099, 54327), (6741, 49153), (7761, 42693), (9737, 34029), (11343, 29211), (12519, 26467), (12537, 26429), (14231, 23283), (15561, 21293), (18109, 18297)]