421127278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{3709}}^1$

素因数の和:4132

約数の個数: 32

約数和(自身を含む): 744196320

約数和(自身を除く): 323069042

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 397, 794, 3709, 4367, 5161, 7418, 8734, 10322, 40799, 48217, 56771, 81598, 96434, 113542, 530387, 1060774, 1472473, 2944946, 16197203, 19142149, 32394406, 38284298, 210563639, 421127278]

約数ペア:

[(1, 421127278), (2, 210563639), (11, 38284298), (13, 32394406), (22, 19142149), (26, 16197203), (143, 2944946), (286, 1472473), (397, 1060774), (794, 530387), (3709, 113542), (4367, 96434), (5161, 81598), (7418, 56771), (8734, 48217), (10322, 40799)]