165912004

素因数分解:

$2^2\times {\mathrm{251}}^1\times {\mathrm{257}}^1\times {\mathrm{643}}^1$

素因数の和:1155

約数の個数: 24

約数和(自身を含む): 293092128

約数和(自身を除く): 127180124

約数列:

[1, 2, 4, 251, 257, 502, 514, 643, 1004, 1028, 1286, 2572, 64507, 129014, 161393, 165251, 258028, 322786, 330502, 645572, 661004, 41478001, 82956002, 165912004]

約数ペア:

[(1, 165912004), (2, 82956002), (4, 41478001), (251, 661004), (257, 645572), (502, 330502), (514, 322786), (643, 258028), (1004, 165251), (1028, 161393), (1286, 129014), (2572, 64507)]