128169916

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{57943}}^1$

素因数の和:58033

約数の個数: 24

約数和(自身を含む): 259589120

約数和(自身を除く): 131419204

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 57943, 115886, 231772, 405601, 811202, 1622404, 4577497, 9154994, 18309988, 32042479, 64084958, 128169916]

約数ペア:

[(1, 128169916), (2, 64084958), (4, 32042479), (7, 18309988), (14, 9154994), (28, 4577497), (79, 1622404), (158, 811202), (316, 405601), (553, 231772), (1106, 115886), (2212, 57943)]