28156701

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{1307}}^1$

素因数の和:1520

約数の個数: 16

約数和(自身を含む): 38674944

約数和(自身を除く): 10518243

約数列:

[1, 3, 43, 129, 167, 501, 1307, 3921, 7181, 21543, 56201, 168603, 218269, 654807, 9385567, 28156701]

約数ペア:

[(1, 28156701), (3, 9385567), (43, 654807), (129, 218269), (167, 168603), (501, 56201), (1307, 21543), (3921, 7181)]