398878004998

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{379}}^1\times {\mathrm{887}}^1\times {\mathrm{4903}}^1$

素因数の和:6193

約数の個数: 48

約数和(自身を含む): 660267498240

約数和(自身を除く): 261389493242

約数列:

[1, 2, 11, 22, 121, 242, 379, 758, 887, 1774, 4169, 4903, 8338, 9757, 9806, 19514, 45859, 53933, 91718, 107327, 107866, 214654, 336173, 593263, 672346, 1186526, 1858237, 3697903, 3716474, 4348961, 7395806, 8697922, 20440607, 40676933, 40881214, 47838571, 81353866, 95677142, 224846677, 449693354, 526224281, 1052448562, 1648256219, 3296512438, 18130818409, 36261636818, 199439002499, 398878004998]

約数ペア:

[(1, 398878004998), (2, 199439002499), (11, 36261636818), (22, 18130818409), (121, 3296512438), (242, 1648256219), (379, 1052448562), (758, 526224281), (887, 449693354), (1774, 224846677), (4169, 95677142), (4903, 81353866), (8338, 47838571), (9757, 40881214), (9806, 40676933), (19514, 20440607), (45859, 8697922), (53933, 7395806), (91718, 4348961), (107327, 3716474), (107866, 3697903), (214654, 1858237), (336173, 1186526), (593263, 672346)]