12240645123

素因数分解:

$3^1\times 7^1\times {\mathrm{911}}^1\times {\mathrm{639833}}^1$

素因数の和:640754

約数の個数: 16

約数和(自身を含む): 18672915456

約数和(自身を除く): 6432270333

約数列:

[1, 3, 7, 21, 911, 2733, 6377, 19131, 639833, 1919499, 4478831, 13436493, 582887863, 1748663589, 4080215041, 12240645123]

約数ペア:

[(1, 12240645123), (3, 4080215041), (7, 1748663589), (21, 582887863), (911, 13436493), (2733, 4478831), (6377, 1919499), (19131, 639833)]