205678434

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{25601}}^1$

素因数の和:25722

約数の個数: 32

約数和(自身を含む): 447318144

約数和(自身を除く): 241639710

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 206, 309, 618, 1339, 2678, 4017, 8034, 25601, 51202, 76803, 153606, 332813, 665626, 998439, 1996878, 2636903, 5273806, 7910709, 15821418, 34279739, 68559478, 102839217, 205678434]

約数ペア:

[(1, 205678434), (2, 102839217), (3, 68559478), (6, 34279739), (13, 15821418), (26, 7910709), (39, 5273806), (78, 2636903), (103, 1996878), (206, 998439), (309, 665626), (618, 332813), (1339, 153606), (2678, 76803), (4017, 51202), (8034, 25601)]