81706146

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{313}}^2$

素因数の和:770

約数の個数: 24

約数和(自身を含む): 165115440

約数和(自身を除く): 83409294

約数列:

[1, 2, 3, 6, 139, 278, 313, 417, 626, 834, 939, 1878, 43507, 87014, 97969, 130521, 195938, 261042, 293907, 587814, 13617691, 27235382, 40853073, 81706146]

約数ペア:

[(1, 81706146), (2, 40853073), (3, 27235382), (6, 13617691), (139, 587814), (278, 293907), (313, 261042), (417, 195938), (626, 130521), (834, 97969), (939, 87014), (1878, 43507)]