1291279863

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{477721}}^1$

素因数の和:477794

約数の個数: 16

約数和(自身を含む): 1857383136

約数和(自身を除く): 566103273

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 477721, 1433163, 8121257, 24363771, 25319213, 75957639, 430426621, 1291279863]

約数ペア:

[(1, 1291279863), (3, 430426621), (17, 75957639), (51, 25319213), (53, 24363771), (159, 8121257), (901, 1433163), (2703, 477721)]