28196085

素因数分解:

$3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{7489}}^1$

素因数の和:7748

約数の個数: 16

約数和(自身を含む): 45299520

約数和(自身を除く): 17103435

約数列:

[1, 3, 5, 15, 251, 753, 1255, 3765, 7489, 22467, 37445, 112335, 1879739, 5639217, 9398695, 28196085]

約数ペア:

[(1, 28196085), (3, 9398695), (5, 5639217), (15, 1879739), (251, 112335), (753, 37445), (1255, 22467), (3765, 7489)]