31247814

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12923}}^1$

素因数の和:12972

約数の個数: 32

約数和(自身を含む): 69479424

約数和(自身を除く): 38231610

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 12923, 25846, 38769, 77538, 167999, 335998, 400613, 503997, 801226, 1007994, 1201839, 2403678, 5207969, 10415938, 15623907, 31247814]

約数ペア:

[(1, 31247814), (2, 15623907), (3, 10415938), (6, 5207969), (13, 2403678), (26, 1201839), (31, 1007994), (39, 801226), (62, 503997), (78, 400613), (93, 335998), (186, 167999), (403, 77538), (806, 38769), (1209, 25846), (2418, 12923)]