207974515

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{709}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 313876800

約数和(自身を除く): 105902285

約数列:

[1, 5, 7, 17, 29, 35, 85, 119, 145, 203, 289, 493, 595, 709, 1015, 1445, 2023, 2465, 3451, 3545, 4963, 8381, 10115, 12053, 17255, 20561, 24815, 41905, 58667, 60265, 84371, 102805, 143927, 204901, 293335, 349537, 421855, 719635, 1024505, 1434307, 1747685, 2446759, 5942129, 7171535, 12233795, 29710645, 41594903, 207974515]

約数ペア:

[(1, 207974515), (5, 41594903), (7, 29710645), (17, 12233795), (29, 7171535), (35, 5942129), (85, 2446759), (119, 1747685), (145, 1434307), (203, 1024505), (289, 719635), (493, 421855), (595, 349537), (709, 293335), (1015, 204901), (1445, 143927), (2023, 102805), (2465, 84371), (3451, 60265), (3545, 58667), (4963, 41905), (8381, 24815), (10115, 20561), (12053, 17255)]