312712254

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{404021}}^1$

素因数の和:404072

約数の個数: 24

約数和(自身を含む): 693301752

約数和(自身を除く): 380589498

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 404021, 808042, 1212063, 2424126, 3636189, 7272378, 17372903, 34745806, 52118709, 104237418, 156356127, 312712254]

約数ペア:

[(1, 312712254), (2, 156356127), (3, 104237418), (6, 52118709), (9, 34745806), (18, 17372903), (43, 7272378), (86, 3636189), (129, 2424126), (258, 1212063), (387, 808042), (774, 404021)]