28519071

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{15259}}^1$

素因数の和:15358

約数の個数: 16

約数和(自身を含む): 43948800

約数和(自身を除く): 15429729

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 15259, 45777, 106813, 320439, 1358051, 4074153, 9506357, 28519071]

約数ペア:

[(1, 28519071), (3, 9506357), (7, 4074153), (21, 1358051), (89, 320439), (267, 106813), (623, 45777), (1869, 15259)]