28941339

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{26003}}^1$

素因数の和:26066

約数の個数: 16

約数和(自身を含む): 44934912

約数和(自身を除く): 15993573

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 26003, 78009, 182021, 546063, 1378159, 4134477, 9647113, 28941339]

約数ペア:

[(1, 28941339), (3, 9647113), (7, 4134477), (21, 1378159), (53, 546063), (159, 182021), (371, 78009), (1113, 26003)]