13135213

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 17418240

約数和(自身を除く): 4283027

約数列:

[1, 7, 13, 19, 71, 91, 107, 133, 247, 497, 749, 923, 1349, 1391, 1729, 2033, 6461, 7597, 9443, 9737, 14231, 17537, 26429, 53179, 98761, 122759, 144343, 185003, 691327, 1010401, 1876459, 13135213]

約数ペア:

[(1, 13135213), (7, 1876459), (13, 1010401), (19, 691327), (71, 185003), (91, 144343), (107, 122759), (133, 98761), (247, 53179), (497, 26429), (749, 17537), (923, 14231), (1349, 9737), (1391, 9443), (1729, 7597), (2033, 6461)]