201487743

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{9679}}^1$

素因数の和:9948

約数の個数: 20

約数和(自身を含む): 302190240

約数和(自身を除く): 100702497

約数列:

[1, 3, 9, 27, 81, 257, 771, 2313, 6939, 9679, 20817, 29037, 87111, 261333, 783999, 2487503, 7462509, 22387527, 67162581, 201487743]

約数ペア:

[(1, 201487743), (3, 67162581), (9, 22387527), (27, 7462509), (81, 2487503), (257, 783999), (771, 261333), (2313, 87111), (6939, 29037), (9679, 20817)]