213550605891

素因数分解:

$3^2\times 7^1\times {\mathrm{6379}}^1\times {\mathrm{531383}}^1$

素因数の和:537775

約数の個数: 24

約数和(自身を含む): 352583911680

約数和(自身を除く): 139033305789

約数列:

[1, 3, 7, 9, 21, 63, 6379, 19137, 44653, 57411, 133959, 401877, 531383, 1594149, 3719681, 4782447, 11159043, 33477129, 3389692157, 10169076471, 23727845099, 30507229413, 71183535297, 213550605891]

約数ペア:

[(1, 213550605891), (3, 71183535297), (7, 30507229413), (9, 23727845099), (21, 10169076471), (63, 3389692157), (6379, 33477129), (19137, 11159043), (44653, 4782447), (57411, 3719681), (133959, 1594149), (401877, 531383)]