28613830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{408769}}^1$

素因数の和:408783

約数の個数: 16

約数和(自身を含む): 58862880

約数和(自身を除く): 30249050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 408769, 817538, 2043845, 2861383, 4087690, 5722766, 14306915, 28613830]

約数ペア:

[(1, 28613830), (2, 14306915), (5, 5722766), (7, 4087690), (10, 2861383), (14, 2043845), (35, 817538), (70, 408769)]