128977009

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{2459}}^1$

素因数の和:2652

約数の個数: 16

約数和(自身を含む): 151142400

約数和(自身を除く): 22165391

約数列:

[1, 7, 59, 127, 413, 889, 2459, 7493, 17213, 52451, 145081, 312293, 1015567, 2186051, 18425287, 128977009]

約数ペア:

[(1, 128977009), (7, 18425287), (59, 2186051), (127, 1015567), (413, 312293), (889, 145081), (2459, 52451), (7493, 17213)]