28376691

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{7549}}^1$

素因数の和:7738

約数の個数: 16

約数和(自身を含む): 43488000

約数和(自身を除く): 15111309

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 7549, 22647, 52843, 158529, 1351271, 4053813, 9458897, 28376691]

約数ペア:

[(1, 28376691), (3, 9458897), (7, 4053813), (21, 1351271), (179, 158529), (537, 52843), (1253, 22647), (3759, 7549)]