319707856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{4561}}^1$

素因数の和:4919

約数の個数: 40

約数和(自身を含む): 669208904

約数和(自身を除く): 349501048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 337, 674, 1348, 2696, 4381, 4561, 5392, 8762, 9122, 17524, 18244, 35048, 36488, 59293, 70096, 72976, 118586, 237172, 474344, 948688, 1537057, 3074114, 6148228, 12296456, 19981741, 24592912, 39963482, 79926964, 159853928, 319707856]

約数ペア:

[(1, 319707856), (2, 159853928), (4, 79926964), (8, 39963482), (13, 24592912), (16, 19981741), (26, 12296456), (52, 6148228), (104, 3074114), (208, 1537057), (337, 948688), (674, 474344), (1348, 237172), (2696, 118586), (4381, 72976), (4561, 70096), (5392, 59293), (8762, 36488), (9122, 35048), (17524, 18244)]