313704573

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 546416640

約数和(自身を除く): 232712067

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 197, 247, 273, 307, 399, 591, 741, 921, 1379, 1729, 2149, 2561, 3743, 3991, 4137, 5187, 5833, 6447, 7683, 11229, 11973, 17499, 17927, 26201, 27937, 40831, 48659, 53781, 60479, 75829, 78603, 83811, 122493, 145977, 181437, 227487, 340613, 423353, 530803, 786227, 1021839, 1149101, 1270059, 1592409, 2358681, 3447303, 5503589, 8043707, 14938313, 16510767, 24131121, 44814939, 104568191, 313704573]

約数ペア:

[(1, 313704573), (3, 104568191), (7, 44814939), (13, 24131121), (19, 16510767), (21, 14938313), (39, 8043707), (57, 5503589), (91, 3447303), (133, 2358681), (197, 1592409), (247, 1270059), (273, 1149101), (307, 1021839), (399, 786227), (591, 530803), (741, 423353), (921, 340613), (1379, 227487), (1729, 181437), (2149, 145977), (2561, 122493), (3743, 83811), (3991, 78603), (4137, 75829), (5187, 60479), (5833, 53781), (6447, 48659), (7683, 40831), (11229, 27937), (11973, 26201), (17499, 17927)]