848220812

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{21487}}^1$

素因数の和:21701

約数の個数: 24

約数和(自身を含む): 1516193280

約数和(自身を除く): 667972468

約数列:

[1, 2, 4, 71, 139, 142, 278, 284, 556, 9869, 19738, 21487, 39476, 42974, 85948, 1525577, 2986693, 3051154, 5973386, 6102308, 11946772, 212055203, 424110406, 848220812]

約数ペア:

[(1, 848220812), (2, 424110406), (4, 212055203), (71, 11946772), (139, 6102308), (142, 5973386), (278, 3051154), (284, 2986693), (556, 1525577), (9869, 85948), (19738, 42974), (21487, 39476)]