123291441

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{179}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 228271680

約数和(自身を除く): 104980239

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 63, 87, 91, 117, 179, 203, 261, 273, 377, 537, 609, 819, 841, 1131, 1253, 1611, 1827, 2327, 2523, 2639, 3393, 3759, 5191, 5887, 6981, 7569, 7917, 10933, 11277, 15573, 16289, 17661, 20943, 23751, 32799, 36337, 46719, 48867, 52983, 67483, 76531, 98397, 109011, 146601, 150539, 202449, 229593, 327033, 451617, 472381, 607347, 688779, 1053773, 1354851, 1417143, 1957007, 3161319, 4251429, 5871021, 9483957, 13699049, 17613063, 41097147, 123291441]

約数ペア:

[(1, 123291441), (3, 41097147), (7, 17613063), (9, 13699049), (13, 9483957), (21, 5871021), (29, 4251429), (39, 3161319), (63, 1957007), (87, 1417143), (91, 1354851), (117, 1053773), (179, 688779), (203, 607347), (261, 472381), (273, 451617), (377, 327033), (537, 229593), (609, 202449), (819, 150539), (841, 146601), (1131, 109011), (1253, 98397), (1611, 76531), (1827, 67483), (2327, 52983), (2523, 48867), (2639, 46719), (3393, 36337), (3759, 32799), (5191, 23751), (5887, 20943), (6981, 17661), (7569, 16289), (7917, 15573), (10933, 11277)]