256957.00000000

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{673}}^1$

素因数の和:793

約数の個数: 48

約数和(自身を含む): 79488864

約数和(自身を除く): 44225010

約数列:

[1, 2, 3, 6, 9, 18, 41, 71, 82, 123, 142, 213, 246, 369, 426, 639, 673, 738, 1278, 1346, 2019, 2911, 4038, 5822, 6057, 8733, 12114, 17466, 26199, 27593, 47783, 52398, 55186, 82779, 95566, 143349, 165558, 248337, 286698, 430047, 496674, 860094, 1959103, 3918206, 5877309, 11754618, 17631927, 35263854]

約数ペア:

[(1, 35263854), (2, 17631927), (3, 11754618), (6, 5877309), (9, 3918206), (18, 1959103), (41, 860094), (71, 496674), (82, 430047), (123, 286698), (142, 248337), (213, 165558), (246, 143349), (369, 95566), (426, 82779), (639, 55186), (673, 52398), (738, 47783), (1278, 27593), (1346, 26199), (2019, 17466), (2911, 12114), (4038, 8733), (5822, 6057)]