287702901

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{569}}^1$

素因数の和:946

約数の個数: 32

約数和(自身を含む): 435388800

約数和(自身を除く): 147685899

約数列:

[1, 3, 9, 27, 61, 183, 307, 549, 569, 921, 1647, 1707, 2763, 5121, 8289, 15363, 18727, 34709, 56181, 104127, 168543, 174683, 312381, 505629, 524049, 937143, 1572147, 4716441, 10655663, 31966989, 95900967, 287702901]

約数ペア:

[(1, 287702901), (3, 95900967), (9, 31966989), (27, 10655663), (61, 4716441), (183, 1572147), (307, 937143), (549, 524049), (569, 505629), (921, 312381), (1647, 174683), (1707, 168543), (2763, 104127), (5121, 56181), (8289, 34709), (15363, 18727)]