12551427805

素因数分解:

$5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{283}}^1\times {\mathrm{7001}}^1$

素因数の和:7477

約数の個数: 32

約数和(自身を含む): 17372130048

約数和(自身を除く): 4820702243

約数列:

[1, 5, 7, 35, 181, 283, 905, 1267, 1415, 1981, 6335, 7001, 9905, 35005, 49007, 51223, 245035, 256115, 358561, 1267181, 1792805, 1981283, 6335905, 8870267, 9906415, 13868981, 44351335, 69344905, 358612223, 1793061115, 2510285561, 12551427805]

約数ペア:

[(1, 12551427805), (5, 2510285561), (7, 1793061115), (35, 358612223), (181, 69344905), (283, 44351335), (905, 13868981), (1267, 9906415), (1415, 8870267), (1981, 6335905), (6335, 1981283), (7001, 1792805), (9905, 1267181), (35005, 358561), (49007, 256115), (51223, 245035)]