209224638

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{8429}}^1$

素因数の和:8641

約数の個数: 48

約数和(自身を含む): 520771680

約数和(自身を除く): 311547042

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 197, 394, 591, 1182, 1379, 1773, 2758, 3546, 4137, 8274, 8429, 12411, 16858, 24822, 25287, 50574, 59003, 75861, 118006, 151722, 177009, 354018, 531027, 1062054, 1660513, 3321026, 4981539, 9963078, 11623591, 14944617, 23247182, 29889234, 34870773, 69741546, 104612319, 209224638]

約数ペア:

[(1, 209224638), (2, 104612319), (3, 69741546), (6, 34870773), (7, 29889234), (9, 23247182), (14, 14944617), (18, 11623591), (21, 9963078), (42, 4981539), (63, 3321026), (126, 1660513), (197, 1062054), (394, 531027), (591, 354018), (1182, 177009), (1379, 151722), (1773, 118006), (2758, 75861), (3546, 59003), (4137, 50574), (8274, 25287), (8429, 24822), (12411, 16858)]