51430379

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{269}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 69672960

約数和(自身を除く): 18242581

約数列:

[1, 7, 11, 13, 77, 91, 143, 191, 269, 1001, 1337, 1883, 2101, 2483, 2959, 3497, 14707, 17381, 20713, 24479, 27313, 38467, 51379, 191191, 269269, 359653, 565169, 667927, 3956183, 4675489, 7347197, 51430379]

約数ペア:

[(1, 51430379), (7, 7347197), (11, 4675489), (13, 3956183), (77, 667927), (91, 565169), (143, 359653), (191, 269269), (269, 191191), (1001, 51379), (1337, 38467), (1883, 27313), (2101, 24479), (2483, 20713), (2959, 17381), (3497, 14707)]