26935559

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 34406400

約数和(自身を除く): 7470841

約数列:

[1, 7, 19, 31, 47, 133, 139, 217, 329, 589, 893, 973, 1457, 2641, 4123, 4309, 6251, 6533, 10199, 18487, 27683, 30163, 45731, 81871, 124127, 193781, 202523, 573097, 868889, 1417661, 3847937, 26935559]

約数ペア:

[(1, 26935559), (7, 3847937), (19, 1417661), (31, 868889), (47, 573097), (133, 202523), (139, 193781), (217, 124127), (329, 81871), (589, 45731), (893, 30163), (973, 27683), (1457, 18487), (2641, 10199), (4123, 6533), (4309, 6251)]