71640909

素因数分解:

$3^3\times {\mathrm{1087}}^1\times {\mathrm{2441}}^1$

素因数の和:3537

約数の個数: 16

約数和(自身を含む): 106275840

約数和(自身を除く): 34634931

約数列:

[1, 3, 9, 27, 1087, 2441, 3261, 7323, 9783, 21969, 29349, 65907, 2653367, 7960101, 23880303, 71640909]

約数ペア:

[(1, 71640909), (3, 23880303), (9, 7960101), (27, 2653367), (1087, 65907), (2441, 29349), (3261, 21969), (7323, 9783)]