1388372271

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1231}}^1$

素因数の和:1508

約数の個数: 48

約数和(自身を含む): 2202224640

約数和(自身を除く): 813852369

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 239, 363, 429, 717, 1231, 1573, 2629, 3107, 3693, 4719, 7887, 9321, 13541, 16003, 28919, 34177, 40623, 48009, 86757, 102531, 148951, 176033, 294209, 375947, 446853, 528099, 882627, 1127841, 1936363, 3236299, 3824717, 5809089, 9708897, 11474151, 35599289, 42071887, 106797867, 126215661, 462790757, 1388372271]

約数ペア:

[(1, 1388372271), (3, 462790757), (11, 126215661), (13, 106797867), (33, 42071887), (39, 35599289), (121, 11474151), (143, 9708897), (239, 5809089), (363, 3824717), (429, 3236299), (717, 1936363), (1231, 1127841), (1573, 882627), (2629, 528099), (3107, 446853), (3693, 375947), (4719, 294209), (7887, 176033), (9321, 148951), (13541, 102531), (16003, 86757), (28919, 48009), (34177, 40623)]