205728397788

素因数分解:

$2^2\times 3^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1\times {\mathrm{320647}}^1$

素因数の和:321202

約数の個数: 48

約数和(自身を含む): 484963426304

約数和(自身を除く): 279235028516

約数列:

[1, 2, 3, 4, 6, 12, 127, 254, 381, 421, 508, 762, 842, 1263, 1524, 1684, 2526, 5052, 53467, 106934, 160401, 213868, 320647, 320802, 641294, 641604, 961941, 1282588, 1923882, 3847764, 40722169, 81444338, 122166507, 134992387, 162888676, 244333014, 269984774, 404977161, 488666028, 539969548, 809954322, 1619908644, 17144033149, 34288066298, 51432099447, 68576132596, 102864198894, 205728397788]

約数ペア:

[(1, 205728397788), (2, 102864198894), (3, 68576132596), (4, 51432099447), (6, 34288066298), (12, 17144033149), (127, 1619908644), (254, 809954322), (381, 539969548), (421, 488666028), (508, 404977161), (762, 269984774), (842, 244333014), (1263, 162888676), (1524, 134992387), (1684, 122166507), (2526, 81444338), (5052, 40722169), (53467, 3847764), (106934, 1923882), (160401, 1282588), (213868, 961941), (320647, 641604), (320802, 641294)]