72281279

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{1553}}^1$

素因数の和:1730

約数の個数: 16

約数和(自身を含む): 84786240

約数和(自身を除く): 12504961

約数列:

[1, 7, 61, 109, 427, 763, 1553, 6649, 10871, 46543, 94733, 169277, 663131, 1184939, 10325897, 72281279]

約数ペア:

[(1, 72281279), (7, 10325897), (61, 1184939), (109, 663131), (427, 169277), (763, 94733), (1553, 46543), (6649, 10871)]