28124956

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 50132880

約数和(自身を除く): 22007924

約数列:

[1, 2, 4, 97, 173, 194, 346, 388, 419, 692, 838, 1676, 16781, 33562, 40643, 67124, 72487, 81286, 144974, 162572, 289948, 7031239, 14062478, 28124956]

約数ペア:

[(1, 28124956), (2, 14062478), (4, 7031239), (97, 289948), (173, 162572), (194, 144974), (346, 81286), (388, 72487), (419, 67124), (692, 40643), (838, 33562), (1676, 16781)]