207910557

素因数分解:

$3^5\times {\mathrm{127}}^1\times {\mathrm{6737}}^1$

素因数の和:6879

約数の個数: 24

約数和(自身を含む): 313936896

約数和(自身を除く): 106026339

約数列:

[1, 3, 9, 27, 81, 127, 243, 381, 1143, 3429, 6737, 10287, 20211, 30861, 60633, 181899, 545697, 855599, 1637091, 2566797, 7700391, 23101173, 69303519, 207910557]

約数ペア:

[(1, 207910557), (3, 69303519), (9, 23101173), (27, 7700391), (81, 2566797), (127, 1637091), (243, 855599), (381, 545697), (1143, 181899), (3429, 60633), (6737, 30861), (10287, 20211)]