80739987

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{859}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 121363200

約数和(自身を除く): 40623213

約数列:

[1, 3, 17, 19, 51, 57, 97, 291, 323, 859, 969, 1649, 1843, 2577, 4947, 5529, 14603, 16321, 31331, 43809, 48963, 83323, 93993, 249969, 277457, 832371, 1416491, 1583137, 4249473, 4749411, 26913329, 80739987]

約数ペア:

[(1, 80739987), (3, 26913329), (17, 4749411), (19, 4249473), (51, 1583137), (57, 1416491), (97, 832371), (291, 277457), (323, 249969), (859, 93993), (969, 83323), (1649, 48963), (1843, 43809), (2577, 31331), (4947, 16321), (5529, 14603)]