127816689

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1373}}^1$

素因数の和:1438

約数の個数: 64

約数和(自身を含む): 236371968

約数和(自身を除く): 108555279

約数列:

[1, 3, 7, 11, 13, 21, 31, 33, 39, 77, 91, 93, 143, 217, 231, 273, 341, 403, 429, 651, 1001, 1023, 1209, 1373, 2387, 2821, 3003, 4119, 4433, 7161, 8463, 9611, 13299, 15103, 17849, 28833, 31031, 42563, 45309, 53547, 93093, 105721, 124943, 127689, 196339, 297941, 317163, 374829, 468193, 553319, 589017, 893823, 1374373, 1404579, 1659957, 3277351, 3873233, 4123119, 6086509, 9832053, 11619699, 18259527, 42605563, 127816689]

約数ペア:

[(1, 127816689), (3, 42605563), (7, 18259527), (11, 11619699), (13, 9832053), (21, 6086509), (31, 4123119), (33, 3873233), (39, 3277351), (77, 1659957), (91, 1404579), (93, 1374373), (143, 893823), (217, 589017), (231, 553319), (273, 468193), (341, 374829), (403, 317163), (429, 297941), (651, 196339), (1001, 127689), (1023, 124943), (1209, 105721), (1373, 93093), (2387, 53547), (2821, 45309), (3003, 42563), (4119, 31031), (4433, 28833), (7161, 17849), (8463, 15103), (9611, 13299)]