257799492

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{421241}}^1$

素因数の和:421268

約数の個数: 36

約数和(自身を含む): 689994396

約数和(自身を除く): 432194904

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 421241, 842482, 1263723, 1684964, 2527446, 3791169, 5054892, 7161097, 7582338, 14322194, 15164676, 21483291, 28644388, 42966582, 64449873, 85933164, 128899746, 257799492]

約数ペア:

[(1, 257799492), (2, 128899746), (3, 85933164), (4, 64449873), (6, 42966582), (9, 28644388), (12, 21483291), (17, 15164676), (18, 14322194), (34, 7582338), (36, 7161097), (51, 5054892), (68, 3791169), (102, 2527446), (153, 1684964), (204, 1263723), (306, 842482), (612, 421241)]