208889371431

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{8461513}}^1$

素因数の和:8461743

約数の個数: 24

約数和(自身を含む): 326479056176

約数和(自身を除く): 117589684745

約数列:

[1, 3, 9, 13, 39, 117, 211, 633, 1899, 2743, 8229, 24687, 8461513, 25384539, 76153617, 109999669, 329999007, 989997021, 1785379243, 5356137729, 16068413187, 23209930159, 69629790477, 208889371431]

約数ペア:

[(1, 208889371431), (3, 69629790477), (9, 23209930159), (13, 16068413187), (39, 5356137729), (117, 1785379243), (211, 989997021), (633, 329999007), (1899, 109999669), (2743, 76153617), (8229, 25384539), (24687, 8461513)]