28353365

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{14503}}^1$

素因数の和:14548

約数の個数: 16

約数和(自身を含む): 37594368

約数和(自身を除く): 9241003

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 14503, 72515, 246551, 333569, 1232755, 1667845, 5670673, 28353365]

約数ペア:

[(1, 28353365), (5, 5670673), (17, 1667845), (23, 1232755), (85, 333569), (115, 246551), (391, 72515), (1955, 14503)]