31221890559

素因数分解:

$3^4\times {\mathrm{503}}^1\times {\mathrm{766313}}^1$

素因数の和:766828

約数の個数: 20

約数和(自身を含む): 46732892976

約数和(自身を除く): 15511002417

約数列:

[1, 3, 9, 27, 81, 503, 1509, 4527, 13581, 40743, 766313, 2298939, 6896817, 20690451, 62071353, 385455439, 1156366317, 3469098951, 10407296853, 31221890559]

約数ペア:

[(1, 31221890559), (3, 10407296853), (9, 3469098951), (27, 1156366317), (81, 385455439), (503, 62071353), (1509, 20690451), (4527, 6896817), (13581, 2298939), (40743, 766313)]