71517879

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{7351}}^1$

素因数の和:7427

約数の個数: 24

約数和(自身を含む): 110103552

約数和(自身を除く): 38585673

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 7351, 9729, 22053, 66159, 169073, 345497, 507219, 1036491, 1521657, 3109473, 7946431, 23839293, 71517879]

約数ペア:

[(1, 71517879), (3, 23839293), (9, 7946431), (23, 3109473), (47, 1521657), (69, 1036491), (141, 507219), (207, 345497), (423, 169073), (1081, 66159), (3243, 22053), (7351, 9729)]