717872211

素因数分解:

$3^2\times 7^1\times {\mathrm{3001}}^1\times {\mathrm{3797}}^1$

素因数の和:6811

約数の個数: 24

約数和(自身を含む): 1185765984

約数和(自身を除く): 467893773

約数列:

[1, 3, 7, 9, 21, 63, 3001, 3797, 9003, 11391, 21007, 26579, 27009, 34173, 63021, 79737, 189063, 239211, 11394797, 34184391, 79763579, 102553173, 239290737, 717872211]

約数ペア:

[(1, 717872211), (3, 239290737), (7, 102553173), (9, 79763579), (21, 34184391), (63, 11394797), (3001, 239211), (3797, 189063), (9003, 79737), (11391, 63021), (21007, 34173), (26579, 27009)]