86767681

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 124992000

約数和(自身を除く): 38224319

約数列:

[1, 7, 11, 13, 29, 49, 61, 77, 91, 143, 203, 319, 343, 377, 427, 539, 637, 671, 793, 1001, 1421, 1769, 2233, 2639, 2989, 3773, 4147, 4459, 4697, 5551, 7007, 8723, 9947, 12383, 15631, 18473, 19459, 20923, 22997, 29029, 32879, 38857, 49049, 61061, 86681, 109417, 129311, 136213, 160979, 203203, 230153, 252967, 271999, 427427, 606767, 953491, 1126853, 1422421, 1770769, 2991989, 6674437, 7887971, 12395383, 86767681]

約数ペア:

[(1, 86767681), (7, 12395383), (11, 7887971), (13, 6674437), (29, 2991989), (49, 1770769), (61, 1422421), (77, 1126853), (91, 953491), (143, 606767), (203, 427427), (319, 271999), (343, 252967), (377, 230153), (427, 203203), (539, 160979), (637, 136213), (671, 129311), (793, 109417), (1001, 86681), (1421, 61061), (1769, 49049), (2233, 38857), (2639, 32879), (2989, 29029), (3773, 22997), (4147, 20923), (4459, 19459), (4697, 18473), (5551, 15631), (7007, 12383), (8723, 9947)]