1520221109

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{157}}^1\times {\mathrm{643}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 1717980768

約数和(自身を除く): 197759659

約数列:

[1, 11, 37, 157, 407, 643, 1369, 1727, 5809, 7073, 15059, 23791, 63899, 100951, 214933, 261701, 880267, 1110461, 2364263, 3735187, 9682937, 41087057, 138201919, 1520221109]

約数ペア:

[(1, 1520221109), (11, 138201919), (37, 41087057), (157, 9682937), (407, 3735187), (643, 2364263), (1369, 1110461), (1727, 880267), (5809, 261701), (7073, 214933), (15059, 100951), (23791, 63899)]