311980039

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{1277}}^1\times {\mathrm{2053}}^1$

素因数の和:3354

約数の個数: 16

約数和(自身を含む): 378001728

約数和(自身を除く): 66021689

約数列:

[1, 7, 17, 119, 1277, 2053, 8939, 14371, 21709, 34901, 151963, 244307, 2621681, 18351767, 44568577, 311980039]

約数ペア:

[(1, 311980039), (7, 44568577), (17, 18351767), (119, 2621681), (1277, 244307), (2053, 151963), (8939, 34901), (14371, 21709)]