28260568

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8273}}^1$

素因数の和:8347

約数の個数: 32

約数和(自身を含む): 61558560

約数和(自身を除く): 33297992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 8273, 16546, 33092, 57911, 66184, 115822, 231644, 463288, 504653, 1009306, 2018612, 3532571, 4037224, 7065142, 14130284, 28260568]

約数ペア:

[(1, 28260568), (2, 14130284), (4, 7065142), (7, 4037224), (8, 3532571), (14, 2018612), (28, 1009306), (56, 504653), (61, 463288), (122, 231644), (244, 115822), (427, 66184), (488, 57911), (854, 33092), (1708, 16546), (3416, 8273)]