72506489

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^3\times {\mathrm{31}}^2$

素因数の和:130

約数の個数: 24

約数和(自身を含む): 86271840

約数和(自身を除く): 13765351

約数列:

[1, 11, 19, 31, 209, 341, 361, 589, 961, 3971, 6479, 6859, 10571, 11191, 18259, 75449, 123101, 200849, 212629, 346921, 2338919, 3816131, 6591499, 72506489]

約数ペア:

[(1, 72506489), (11, 6591499), (19, 3816131), (31, 2338919), (209, 346921), (341, 212629), (361, 200849), (589, 123101), (961, 75449), (3971, 18259), (6479, 11191), (6859, 10571)]