109131407

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{1999}}^1$

素因数の和:2726

約数の個数: 16

約数和(自身を含む): 136320000

約数和(自身を除く): 27188593

約数列:

[1, 7, 11, 77, 709, 1999, 4963, 7799, 13993, 21989, 54593, 153923, 1417291, 9921037, 15590201, 109131407]

約数ペア:

[(1, 109131407), (7, 15590201), (11, 9921037), (77, 1417291), (709, 153923), (1999, 54593), (4963, 21989), (7799, 13993)]