27306981

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13729}}^1$

素因数の和:13765

約数の個数: 24

約数和(自身を含む): 44979480

約数和(自身を除く): 17672499

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 13729, 41187, 123561, 178477, 233393, 535431, 700179, 1606293, 2100537, 3034109, 9102327, 27306981]

約数ペア:

[(1, 27306981), (3, 9102327), (9, 3034109), (13, 2100537), (17, 1606293), (39, 700179), (51, 535431), (117, 233393), (153, 178477), (221, 123561), (663, 41187), (1989, 13729)]