338563551

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{293}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 486017280

約数和(自身を除く): 147453729

約数列:

[1, 3, 17, 51, 139, 163, 293, 417, 489, 879, 2363, 2771, 4981, 7089, 8313, 14943, 22657, 40727, 47759, 67971, 122181, 143277, 385169, 692359, 811903, 1155507, 2077077, 2435709, 6638501, 19915503, 112854517, 338563551]

約数ペア:

[(1, 338563551), (3, 112854517), (17, 19915503), (51, 6638501), (139, 2435709), (163, 2077077), (293, 1155507), (417, 811903), (489, 692359), (879, 385169), (2363, 143277), (2771, 122181), (4981, 67971), (7089, 47759), (8313, 40727), (14943, 22657)]