72315397

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{4451}}^1$

素因数の和:4680

約数の個数: 16

約数和(自身を含む): 90607104

約数和(自身を除く): 18291707

約数列:

[1, 7, 11, 77, 211, 1477, 2321, 4451, 16247, 31157, 48961, 342727, 939161, 6574127, 10330771, 72315397]

約数ペア:

[(1, 72315397), (7, 10330771), (11, 6574127), (77, 939161), (211, 342727), (1477, 48961), (2321, 31157), (4451, 16247)]