1520263809

素因数分解:

$3^4\times {\mathrm{277}}^1\times {\mathrm{67757}}^1$

素因数の和:68046

約数の個数: 20

約数和(自身を含む): 2279243604

約数和(自身を除く): 758979795

約数列:

[1, 3, 9, 27, 81, 277, 831, 2493, 7479, 22437, 67757, 203271, 609813, 1829439, 5488317, 18768689, 56306067, 168918201, 506754603, 1520263809]

約数ペア:

[(1, 1520263809), (3, 506754603), (9, 168918201), (27, 56306067), (81, 18768689), (277, 5488317), (831, 1829439), (2493, 609813), (7479, 203271), (22437, 67757)]