667564641

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{8011}}^1$

素因数の和:8261

約数の個数: 24

約数和(自身を含む): 989898624

約数和(自身を除く): 322333983

約数列:

[1, 3, 9, 47, 141, 197, 423, 591, 1773, 8011, 9259, 24033, 27777, 72099, 83331, 376517, 1129551, 1578167, 3388653, 4734501, 14203503, 74173849, 222521547, 667564641]

約数ペア:

[(1, 667564641), (3, 222521547), (9, 74173849), (47, 14203503), (141, 4734501), (197, 3388653), (423, 1578167), (591, 1129551), (1773, 376517), (8011, 83331), (9259, 72099), (24033, 27777)]