138045170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{445307}}^1$

素因数の和:445345

約数の個数: 16

約数和(自身を含む): 256497408

約数和(自身を除く): 118452238

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 445307, 890614, 2226535, 4453070, 13804517, 27609034, 69022585, 138045170]

約数ペア:

[(1, 138045170), (2, 69022585), (5, 27609034), (10, 13804517), (31, 4453070), (62, 2226535), (155, 890614), (310, 445307)]