71897913

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1511}}^1$

素因数の和:1845

約数の個数: 24

約数和(自身を含む): 110388096

約数和(自身を除く): 38490183

約数列:

[1, 3, 9, 17, 51, 153, 311, 933, 1511, 2799, 4533, 5287, 13599, 15861, 25687, 47583, 77061, 231183, 469921, 1409763, 4229289, 7988657, 23965971, 71897913]

約数ペア:

[(1, 71897913), (3, 23965971), (9, 7988657), (17, 4229289), (51, 1409763), (153, 469921), (311, 231183), (933, 77061), (1511, 47583), (2799, 25687), (4533, 15861), (5287, 13599)]