47980709

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{359}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 56067840

約数和(自身を除く): 8087131

約数列:

[1, 7, 61, 313, 359, 427, 2191, 2513, 19093, 21899, 112367, 133651, 153293, 786569, 6854387, 47980709]

約数ペア:

[(1, 47980709), (7, 6854387), (61, 786569), (313, 153293), (359, 133651), (427, 112367), (2191, 21899), (2513, 19093)]