2698355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 3587328

約数和(自身を除く): 888973

約数列:

[1, 5, 11, 55, 71, 355, 691, 781, 3455, 3905, 7601, 38005, 49061, 245305, 539671, 2698355]

約数ペア:

[(1, 2698355), (5, 539671), (11, 245305), (55, 49061), (71, 38005), (355, 7601), (691, 3905), (781, 3455)]