678197377

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1789}}^1$

素因数の和:2065

約数の個数: 24

約数和(自身を含む): 806581160

約数和(自身を除く): 128383783

約数列:

[1, 11, 13, 121, 143, 241, 1573, 1789, 2651, 3133, 19679, 23257, 29161, 34463, 216469, 255827, 379093, 431149, 2814097, 4742639, 5604937, 52169029, 61654307, 678197377]

約数ペア:

[(1, 678197377), (11, 61654307), (13, 52169029), (121, 5604937), (143, 4742639), (241, 2814097), (1573, 431149), (1789, 379093), (2651, 255827), (3133, 216469), (19679, 34463), (23257, 29161)]