28447195

素因数分解:

$5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1733}}^1$

素因数の和:1819

約数の個数: 24

約数和(自身を含む): 40325904

約数和(自身を除く): 11878709

約数列:

[1, 5, 7, 35, 49, 67, 245, 335, 469, 1733, 2345, 3283, 8665, 12131, 16415, 60655, 84917, 116111, 424585, 580555, 812777, 4063885, 5689439, 28447195]

約数ペア:

[(1, 28447195), (5, 5689439), (7, 4063885), (35, 812777), (49, 580555), (67, 424585), (245, 116111), (335, 84917), (469, 60655), (1733, 16415), (2345, 12131), (3283, 8665)]