690147689

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{503}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 875556864

約数和(自身を除く): 185409175

約数列:

[1, 7, 11, 77, 103, 173, 503, 721, 1133, 1211, 1903, 3521, 5533, 7931, 13321, 17819, 38731, 51809, 87019, 124733, 196009, 362663, 569899, 609133, 957209, 1372063, 3989293, 6700463, 8962957, 62740699, 98592527, 690147689]

約数ペア:

[(1, 690147689), (7, 98592527), (11, 62740699), (77, 8962957), (103, 6700463), (173, 3989293), (503, 1372063), (721, 957209), (1133, 609133), (1211, 569899), (1903, 362663), (3521, 196009), (5533, 124733), (7931, 87019), (13321, 51809), (17819, 38731)]