213416189

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{2543}}^1$

素因数の和:3200

約数の個数: 16

約数和(自身を含む): 257249280

約数和(自身を除く): 43833091

約数列:

[1, 7, 19, 133, 631, 2543, 4417, 11989, 17801, 48317, 83923, 338219, 1604633, 11232431, 30488027, 213416189]

約数ペア:

[(1, 213416189), (7, 30488027), (19, 11232431), (133, 1604633), (631, 338219), (2543, 83923), (4417, 48317), (11989, 17801)]