71819217

素因数分解:

$3^4\times {\mathrm{769}}^1\times {\mathrm{1153}}^1$

素因数の和:1934

約数の個数: 20

約数和(自身を含む): 107518180

約数和(自身を除く): 35698963

約数列:

[1, 3, 9, 27, 81, 769, 1153, 2307, 3459, 6921, 10377, 20763, 31131, 62289, 93393, 886657, 2659971, 7979913, 23939739, 71819217]

約数ペア:

[(1, 71819217), (3, 23939739), (9, 7979913), (27, 2659971), (81, 886657), (769, 93393), (1153, 62289), (2307, 31131), (3459, 20763), (6921, 10377)]