978012956

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{661}}^1\times {\mathrm{3457}}^1$

素因数の和:4229

約数の個数: 24

約数和(自身を含む): 1730632176

約数和(自身を除く): 752619220

約数列:

[1, 2, 4, 107, 214, 428, 661, 1322, 2644, 3457, 6914, 13828, 70727, 141454, 282908, 369899, 739798, 1479596, 2285077, 4570154, 9140308, 244503239, 489006478, 978012956]

約数ペア:

[(1, 978012956), (2, 489006478), (4, 244503239), (107, 9140308), (214, 4570154), (428, 2285077), (661, 1479596), (1322, 739798), (2644, 369899), (3457, 282908), (6914, 141454), (13828, 70727)]