71938587

素因数分解:

$3^1\times 7^1\times {\mathrm{1307}}^1\times {\mathrm{2621}}^1$

素因数の和:3938

約数の個数: 16

約数和(自身を含む): 109746432

約数和(自身を除く): 37807845

約数列:

[1, 3, 7, 21, 1307, 2621, 3921, 7863, 9149, 18347, 27447, 55041, 3425647, 10276941, 23979529, 71938587]

約数ペア:

[(1, 71938587), (3, 23979529), (7, 10276941), (21, 3425647), (1307, 55041), (2621, 27447), (3921, 18347), (7863, 9149)]