639298034

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1\times {\mathrm{6151}}^1$

素因数の和:6641

約数の個数: 16

約数和(自身を含む): 968127936

約数和(自身を除く): 328829902

約数列:

[1, 2, 157, 314, 331, 662, 6151, 12302, 51967, 103934, 965707, 1931414, 2035981, 4071962, 319649017, 639298034]

約数ペア:

[(1, 639298034), (2, 319649017), (157, 4071962), (314, 2035981), (331, 1931414), (662, 965707), (6151, 103934), (12302, 51967)]