13989871

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{359}}^1$

素因数の和:678

約数の個数: 16

約数和(自身を含む): 16934400

約数和(自身を除く): 2944529

約数列:

[1, 7, 19, 133, 293, 359, 2051, 2513, 5567, 6821, 38969, 47747, 105187, 736309, 1998553, 13989871]

約数ペア:

[(1, 13989871), (7, 1998553), (19, 736309), (133, 105187), (293, 47747), (359, 38969), (2051, 6821), (2513, 5567)]