27906404

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{647}}^1$

素因数の和:955

約数の個数: 24

約数和(自身を含む): 50295168

約数和(自身を除く): 22388764

約数列:

[1, 2, 4, 41, 82, 164, 263, 526, 647, 1052, 1294, 2588, 10783, 21566, 26527, 43132, 53054, 106108, 170161, 340322, 680644, 6976601, 13953202, 27906404]

約数ペア:

[(1, 27906404), (2, 13953202), (4, 6976601), (41, 680644), (82, 340322), (164, 170161), (263, 106108), (526, 53054), (647, 43132), (1052, 26527), (1294, 21566), (2588, 10783)]