214988907

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{1021}}^1$

素因数の和:1339

約数の個数: 32

約数和(自身を含む): 338028544

約数和(自身を除く): 123039637

約数列:

[1, 3, 7, 21, 37, 111, 259, 271, 777, 813, 1021, 1897, 3063, 5691, 7147, 10027, 21441, 30081, 37777, 70189, 113331, 210567, 264439, 276691, 793317, 830073, 1936837, 5810511, 10237567, 30712701, 71662969, 214988907]

約数ペア:

[(1, 214988907), (3, 71662969), (7, 30712701), (21, 10237567), (37, 5810511), (111, 1936837), (259, 830073), (271, 793317), (777, 276691), (813, 264439), (1021, 210567), (1897, 113331), (3063, 70189), (5691, 37777), (7147, 30081), (10027, 21441)]