20161480725

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1906523}}^1$

素因数の和:1906586

約数の個数: 36

約数和(自身を含む): 36879800256

約数和(自身を除く): 16718319531

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 2115, 3525, 10575, 1906523, 5719569, 9532615, 17158707, 28597845, 47663075, 85793535, 89606581, 142989225, 268819743, 428967675, 448032905, 806459229, 1344098715, 2240164525, 4032296145, 6720493575, 20161480725]

約数ペア:

[(1, 20161480725), (3, 6720493575), (5, 4032296145), (9, 2240164525), (15, 1344098715), (25, 806459229), (45, 448032905), (47, 428967675), (75, 268819743), (141, 142989225), (225, 89606581), (235, 85793535), (423, 47663075), (705, 28597845), (1175, 17158707), (2115, 9532615), (3525, 5719569), (10575, 1906523)]