231970986

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{673}}^1$

素因数の和:1188

約数の個数: 64

約数和(自身を含む): 557101440

約数和(自身を除く): 325130454

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 491, 673, 702, 982, 1346, 1473, 2019, 2946, 4038, 4419, 6057, 6383, 8749, 8838, 12114, 12766, 13257, 17498, 18171, 19149, 26247, 26514, 36342, 38298, 52494, 57447, 78741, 114894, 157482, 172341, 236223, 330443, 344682, 472446, 660886, 991329, 1982658, 2973987, 4295759, 5947974, 8591518, 8921961, 12887277, 17843922, 25774554, 38661831, 77323662, 115985493, 231970986]

約数ペア:

[(1, 231970986), (2, 115985493), (3, 77323662), (6, 38661831), (9, 25774554), (13, 17843922), (18, 12887277), (26, 8921961), (27, 8591518), (39, 5947974), (54, 4295759), (78, 2973987), (117, 1982658), (234, 991329), (351, 660886), (491, 472446), (673, 344682), (702, 330443), (982, 236223), (1346, 172341), (1473, 157482), (2019, 114894), (2946, 78741), (4038, 57447), (4419, 52494), (6057, 38298), (6383, 36342), (8749, 26514), (8838, 26247), (12114, 19149), (12766, 18171), (13257, 17498)]