71520687

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{27689}}^1$

素因数の和:27743

約数の個数: 24

約数和(自身を含む): 120949920

約数和(自身を除く): 49429233

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 27689, 83067, 193823, 249201, 581469, 1135249, 1744407, 3405747, 7946743, 10217241, 23840229, 71520687]

約数ペア:

[(1, 71520687), (3, 23840229), (7, 10217241), (9, 7946743), (21, 3405747), (41, 1744407), (63, 1135249), (123, 581469), (287, 249201), (369, 193823), (861, 83067), (2583, 27689)]