28387405

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{1279}}^1$

素因数の和:1500

約数の個数: 16

約数和(自身を含む): 35758080

約数和(自身を除く): 7370675

約数列:

[1, 5, 23, 115, 193, 965, 1279, 4439, 6395, 22195, 29417, 147085, 246847, 1234235, 5677481, 28387405]

約数ペア:

[(1, 28387405), (5, 5677481), (23, 1234235), (115, 246847), (193, 147085), (965, 29417), (1279, 22195), (4439, 6395)]