211031874

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{272651}}^1$

素因数の和:272702

約数の個数: 24

約数和(自身を含む): 467870832

約数和(自身を除く): 256838958

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 272651, 545302, 817953, 1635906, 2453859, 4907718, 11723993, 23447986, 35171979, 70343958, 105515937, 211031874]

約数ペア:

[(1, 211031874), (2, 105515937), (3, 70343958), (6, 35171979), (9, 23447986), (18, 11723993), (43, 4907718), (86, 2453859), (129, 1635906), (258, 817953), (387, 545302), (774, 272651)]