15678981

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{34159}}^1$

素因数の和:34185

約数の個数: 16

約数和(自身を含む): 24595200

約数和(自身を除く): 8916219

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 34159, 102477, 307431, 580703, 922293, 1742109, 5226327, 15678981]

約数ペア:

[(1, 15678981), (3, 5226327), (9, 1742109), (17, 922293), (27, 580703), (51, 307431), (153, 102477), (459, 34159)]