2220347721

素因数分解:

$3^1\times {\mathrm{307}}^1\times {\mathrm{641}}^1\times {\mathrm{3761}}^1$

素因数の和:4712

約数の個数: 16

約数和(自身を含む): 2975531328

約数和(自身を除く): 755183607

約数列:

[1, 3, 307, 641, 921, 1923, 3761, 11283, 196787, 590361, 1154627, 2410801, 3463881, 7232403, 740115907, 2220347721]

約数ペア:

[(1, 2220347721), (3, 740115907), (307, 7232403), (641, 3463881), (921, 2410801), (1923, 1154627), (3761, 590361), (11283, 196787)]