164328507

素因数分解:

$3^5\times 7^2\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 294870576

約数和(自身を除く): 130542069

約数列:

[1, 3, 7, 9, 21, 27, 37, 49, 63, 81, 111, 147, 189, 243, 259, 333, 373, 441, 567, 777, 999, 1119, 1323, 1701, 1813, 2331, 2611, 2997, 3357, 3969, 5439, 6993, 7833, 8991, 10071, 11907, 13801, 16317, 18277, 20979, 23499, 30213, 41403, 48951, 54831, 62937, 70497, 90639, 96607, 124209, 146853, 164493, 211491, 289821, 372627, 440559, 493479, 634473, 676249, 869463, 1117881, 1480437, 2028747, 2608389, 3353643, 4441311, 6086241, 7825167, 18258723, 23475501, 54776169, 164328507]

約数ペア:

[(1, 164328507), (3, 54776169), (7, 23475501), (9, 18258723), (21, 7825167), (27, 6086241), (37, 4441311), (49, 3353643), (63, 2608389), (81, 2028747), (111, 1480437), (147, 1117881), (189, 869463), (243, 676249), (259, 634473), (333, 493479), (373, 440559), (441, 372627), (567, 289821), (777, 211491), (999, 164493), (1119, 146853), (1323, 124209), (1701, 96607), (1813, 90639), (2331, 70497), (2611, 62937), (2997, 54831), (3357, 48951), (3969, 41403), (5439, 30213), (6993, 23499), (7833, 20979), (8991, 18277), (10071, 16317), (11907, 13801)]