20161225279

素因数分解:

${\mathrm{13}}^3\times {\mathrm{1489}}^1\times {\mathrm{6163}}^1$

素因数の和:7691

約数の個数: 16

約数和(自身を含む): 21858776800

約数和(自身を除く): 1697551521

約数列:

[1, 13, 169, 1489, 2197, 6163, 19357, 80119, 251641, 1041547, 3271333, 9176707, 13540111, 119297191, 1550863483, 20161225279]

約数ペア:

[(1, 20161225279), (13, 1550863483), (169, 119297191), (1489, 13540111), (2197, 9176707), (6163, 3271333), (19357, 1041547), (80119, 251641)]