861331713

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1289}}^1\times {\mathrm{20249}}^1$

素因数の和:21552

約数の個数: 16

約数和(自身を含む): 1253880000

約数和(自身を除く): 392548287

約数列:

[1, 3, 11, 33, 1289, 3867, 14179, 20249, 42537, 60747, 222739, 668217, 26100961, 78302883, 287110571, 861331713]

約数ペア:

[(1, 861331713), (3, 287110571), (11, 78302883), (33, 26100961), (1289, 668217), (3867, 222739), (14179, 60747), (20249, 42537)]