127564969

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 159989760

約数和(自身を除く): 32424791

約数列:

[1, 7, 23, 31, 61, 161, 217, 419, 427, 713, 1403, 1891, 2933, 4991, 9637, 9821, 12989, 13237, 25559, 43493, 67459, 90923, 178913, 298747, 304451, 587857, 792329, 2091229, 4114999, 5546303, 18223567, 127564969]

約数ペア:

[(1, 127564969), (7, 18223567), (23, 5546303), (31, 4114999), (61, 2091229), (161, 792329), (217, 587857), (419, 304451), (427, 298747), (713, 178913), (1403, 90923), (1891, 67459), (2933, 43493), (4991, 25559), (9637, 13237), (9821, 12989)]