72979361

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{42209}}^1$

素因数の和:42248

約数の個数: 16

約数和(自身を含む): 94550400

約数和(自身を除く): 21571039

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 42209, 295463, 548717, 801971, 3841019, 5613797, 10425623, 72979361]

約数ペア:

[(1, 72979361), (7, 10425623), (13, 5613797), (19, 3841019), (91, 801971), (133, 548717), (247, 295463), (1729, 42209)]