289807569

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{919}}^1\times {\mathrm{947}}^1$

素因数の和:1909

約数の個数: 24

約数和(自身を含む): 430847040

約数和(自身を除く): 141039471

約数列:

[1, 3, 9, 37, 111, 333, 919, 947, 2757, 2841, 8271, 8523, 34003, 35039, 102009, 105117, 306027, 315351, 870293, 2610879, 7832637, 32200841, 96602523, 289807569]

約数ペア:

[(1, 289807569), (3, 96602523), (9, 32200841), (37, 7832637), (111, 2610879), (333, 870293), (919, 315351), (947, 306027), (2757, 105117), (2841, 102009), (8271, 35039), (8523, 34003)]