138423519

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{394369}}^1$

素因数の和:394391

約数の個数: 16

約数和(自身を含む): 220847200

約数和(自身を除く): 82423681

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 394369, 1183107, 3549321, 5126797, 10647963, 15380391, 46141173, 138423519]

約数ペア:

[(1, 138423519), (3, 46141173), (9, 15380391), (13, 10647963), (27, 5126797), (39, 3549321), (117, 1183107), (351, 394369)]