27721473

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19211}}^1$

素因数の和:19264

約数の個数: 16

約数和(自身を含む): 40883136

約数和(自身を除く): 13161663

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 19211, 57633, 249743, 710807, 749229, 2132421, 9240491, 27721473]

約数ペア:

[(1, 27721473), (3, 9240491), (13, 2132421), (37, 749229), (39, 710807), (111, 249743), (481, 57633), (1443, 19211)]