28252555

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{877}}^1$

素因数の和:1278

約数の個数: 16

約数和(自身を含む): 36033120

約数和(自身を除く): 7780565

約数列:

[1, 5, 17, 85, 379, 877, 1895, 4385, 6443, 14909, 32215, 74545, 332383, 1661915, 5650511, 28252555]

約数ペア:

[(1, 28252555), (5, 5650511), (17, 1661915), (85, 332383), (379, 74545), (877, 32215), (1895, 14909), (4385, 6443)]