72105057

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{22193}}^1$

素因数の和:22237

約数の個数: 18

約数和(自身を含む): 109926882

約数和(自身を除く): 37821825

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 22193, 66579, 199737, 421667, 1265001, 3795003, 8011673, 24035019, 72105057]

約数ペア:

[(1, 72105057), (3, 24035019), (9, 8011673), (19, 3795003), (57, 1265001), (171, 421667), (361, 199737), (1083, 66579), (3249, 22193)]