886793986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{1621}}^1$

素因数の和:2086

約数の個数: 32

約数和(自身を含む): 1464121008

約数和(自身を除く): 577327022

約数列:

[1, 2, 13, 26, 53, 106, 397, 689, 794, 1378, 1621, 3242, 5161, 10322, 21041, 21073, 42082, 42146, 85913, 171826, 273533, 547066, 643537, 1116869, 1287074, 2233738, 8365981, 16731962, 34107461, 68214922, 443396993, 886793986]

約数ペア:

[(1, 886793986), (2, 443396993), (13, 68214922), (26, 34107461), (53, 16731962), (106, 8365981), (397, 2233738), (689, 1287074), (794, 1116869), (1378, 643537), (1621, 547066), (3242, 273533), (5161, 171826), (10322, 85913), (21041, 42146), (21073, 42082)]