255865506

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{105817}}^1$

素因数の和:105866

約数の個数: 32

約数和(自身を含む): 568877568

約数和(自身を除く): 313012062

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 105817, 211634, 317451, 634902, 1375621, 2751242, 3280327, 4126863, 6560654, 8253726, 9840981, 19681962, 42644251, 85288502, 127932753, 255865506]

約数ペア:

[(1, 255865506), (2, 127932753), (3, 85288502), (6, 42644251), (13, 19681962), (26, 9840981), (31, 8253726), (39, 6560654), (62, 4126863), (78, 3280327), (93, 2751242), (186, 1375621), (403, 634902), (806, 317451), (1209, 211634), (2418, 105817)]