12781902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{304331}}^1$

素因数の和:304343

約数の個数: 16

約数和(自身を含む): 29215872

約数和(自身を除く): 16433970

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 304331, 608662, 912993, 1825986, 2130317, 4260634, 6390951, 12781902]

約数ペア:

[(1, 12781902), (2, 6390951), (3, 4260634), (6, 2130317), (7, 1825986), (14, 912993), (21, 608662), (42, 304331)]