16889719

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{547}}^1$

素因数の和:966

約数の個数: 16

約数和(自身を含む): 21148416

約数和(自身を除く): 4258697

約数列:

[1, 7, 11, 77, 401, 547, 2807, 3829, 4411, 6017, 30877, 42119, 219347, 1535429, 2412817, 16889719]

約数ペア:

[(1, 16889719), (7, 2412817), (11, 1535429), (77, 219347), (401, 42119), (547, 30877), (2807, 6017), (3829, 4411)]