223856217

素因数分解:

$3^6\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 84

約数和(自身を含む): 384036480

約数和(自身を除く): 160180263

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 79, 81, 117, 169, 207, 237, 243, 299, 351, 507, 621, 711, 729, 897, 1027, 1053, 1521, 1817, 1863, 2133, 2691, 3081, 3159, 3887, 4563, 5451, 5589, 6399, 8073, 9243, 9477, 11661, 13351, 13689, 16353, 16767, 19197, 23621, 24219, 27729, 34983, 40053, 41067, 49059, 57591, 70863, 72657, 83187, 104949, 120159, 123201, 147177, 212589, 217971, 249561, 307073, 314847, 360477, 441531, 637767, 748683, 921219, 944541, 1081431, 1324593, 1913301, 2763657, 2833623, 3244293, 5739903, 8290971, 9732879, 17219709, 24872913, 74618739, 223856217]

約数ペア:

[(1, 223856217), (3, 74618739), (9, 24872913), (13, 17219709), (23, 9732879), (27, 8290971), (39, 5739903), (69, 3244293), (79, 2833623), (81, 2763657), (117, 1913301), (169, 1324593), (207, 1081431), (237, 944541), (243, 921219), (299, 748683), (351, 637767), (507, 441531), (621, 360477), (711, 314847), (729, 307073), (897, 249561), (1027, 217971), (1053, 212589), (1521, 147177), (1817, 123201), (1863, 120159), (2133, 104949), (2691, 83187), (3081, 72657), (3159, 70863), (3887, 57591), (4563, 49059), (5451, 41067), (5589, 40053), (6399, 34983), (8073, 27729), (9243, 24219), (9477, 23621), (11661, 19197), (13351, 16767), (13689, 16353)]