1555372221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{13063}}^1$

素因数の和:13193

約数の個数: 32

約数和(自身を含む): 2317658112

約数和(自身を除く): 762285891

約数列:

[1, 3, 13, 39, 43, 71, 129, 213, 559, 923, 1677, 2769, 3053, 9159, 13063, 39189, 39689, 119067, 169819, 509457, 561709, 927473, 1685127, 2782419, 7302217, 12057149, 21906651, 36171447, 39881339, 119644017, 518457407, 1555372221]

約数ペア:

[(1, 1555372221), (3, 518457407), (13, 119644017), (39, 39881339), (43, 36171447), (71, 21906651), (129, 12057149), (213, 7302217), (559, 2782419), (923, 1685127), (1677, 927473), (2769, 561709), (3053, 509457), (9159, 169819), (13063, 119067), (39189, 39689)]