28370709

素因数分解:

$3^3\times {\mathrm{503}}^1\times {\mathrm{2089}}^1$

素因数の和:2601

約数の個数: 16

約数和(自身を含む): 42134400

約数和(自身を除く): 13763691

約数列:

[1, 3, 9, 27, 503, 1509, 2089, 4527, 6267, 13581, 18801, 56403, 1050767, 3152301, 9456903, 28370709]

約数ペア:

[(1, 28370709), (3, 9456903), (9, 3152301), (27, 1050767), (503, 56403), (1509, 18801), (2089, 13581), (4527, 6267)]