2720721

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:360

約数の個数: 16

約数和(自身を含む): 3774464

約数和(自身を除く): 1053743

約数列:

[1, 3, 37, 111, 127, 193, 381, 579, 4699, 7141, 14097, 21423, 24511, 73533, 906907, 2720721]

約数ペア:

[(1, 2720721), (3, 906907), (37, 73533), (111, 24511), (127, 21423), (193, 14097), (381, 7141), (579, 4699)]