1320639838

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{915839}}^1$

素因数の和:915951

約数の個数: 16

約数和(自身を含む): 2285936640

約数和(自身を除く): 965296802

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 915839, 1831678, 6410873, 12821746, 94331417, 188662834, 660319919, 1320639838]

約数ペア:

[(1, 1320639838), (2, 660319919), (7, 188662834), (14, 94331417), (103, 12821746), (206, 6410873), (721, 1831678), (1442, 915839)]