80666733

素因数分解:

$3^1\times 7^1\times {\mathrm{1307}}^1\times {\mathrm{2939}}^1$

素因数の和:4256

約数の個数: 16

約数和(自身を含む): 123056640

約数和(自身を除く): 42389907

約数列:

[1, 3, 7, 21, 1307, 2939, 3921, 8817, 9149, 20573, 27447, 61719, 3841273, 11523819, 26888911, 80666733]

約数ペア:

[(1, 80666733), (3, 26888911), (7, 11523819), (21, 3841273), (1307, 61719), (2939, 27447), (3921, 20573), (8817, 9149)]