49947921

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 80668224

約数和(自身を除く): 30720303

約数列:

[1, 3, 9, 17, 27, 51, 81, 107, 113, 153, 243, 321, 339, 459, 963, 1017, 1377, 1819, 1921, 2889, 3051, 4131, 5457, 5763, 8667, 9153, 12091, 16371, 17289, 26001, 27459, 36273, 49113, 51867, 108819, 147339, 155601, 205547, 326457, 442017, 466803, 616641, 979371, 1849923, 2938113, 5549769, 16649307, 49947921]

約数ペア:

[(1, 49947921), (3, 16649307), (9, 5549769), (17, 2938113), (27, 1849923), (51, 979371), (81, 616641), (107, 466803), (113, 442017), (153, 326457), (243, 205547), (321, 155601), (339, 147339), (459, 108819), (963, 51867), (1017, 49113), (1377, 36273), (1819, 27459), (1921, 26001), (2889, 17289), (3051, 16371), (4131, 12091), (5457, 9153), (5763, 8667)]