7881027

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 13263360

約数和(自身を除く): 5382333

約数列:

[1, 3, 7, 11, 21, 33, 77, 109, 231, 313, 327, 763, 939, 1199, 2191, 2289, 3443, 3597, 6573, 8393, 10329, 24101, 25179, 34117, 72303, 102351, 238819, 375287, 716457, 1125861, 2627009, 7881027]

約数ペア:

[(1, 7881027), (3, 2627009), (7, 1125861), (11, 716457), (21, 375287), (33, 238819), (77, 102351), (109, 72303), (231, 34117), (313, 25179), (327, 24101), (763, 10329), (939, 8393), (1199, 6573), (2191, 3597), (2289, 3443)]