285735519

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{887}}^1$

素因数の和:1037

約数の個数: 40

約数和(自身を含む): 442255968

約数和(自身を除く): 156520449

約数列:

[1, 3, 9, 27, 41, 81, 97, 123, 291, 369, 873, 887, 1107, 2619, 2661, 3321, 3977, 7857, 7983, 11931, 23949, 35793, 36367, 71847, 86039, 107379, 109101, 258117, 322137, 327303, 774351, 981909, 2323053, 2945727, 3527599, 6969159, 10582797, 31748391, 95245173, 285735519]

約数ペア:

[(1, 285735519), (3, 95245173), (9, 31748391), (27, 10582797), (41, 6969159), (81, 3527599), (97, 2945727), (123, 2323053), (291, 981909), (369, 774351), (873, 327303), (887, 322137), (1107, 258117), (2619, 109101), (2661, 107379), (3321, 86039), (3977, 71847), (7857, 36367), (7983, 35793), (11931, 23949)]