28207857

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{853}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 38423168

約数和(自身を除く): 10215311

約数列:

[1, 3, 73, 151, 219, 453, 853, 2559, 11023, 33069, 62269, 128803, 186807, 386409, 9402619, 28207857]

約数ペア:

[(1, 28207857), (3, 9402619), (73, 386409), (151, 186807), (219, 128803), (453, 62269), (853, 33069), (2559, 11023)]