25261431

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 38787840

約数和(自身を除く): 13526409

約数列:

[1, 3, 13, 19, 39, 57, 73, 219, 247, 467, 741, 949, 1387, 1401, 2847, 4161, 6071, 8873, 18031, 18213, 26619, 34091, 54093, 102273, 115349, 346047, 443183, 647729, 1329549, 1943187, 8420477, 25261431]

約数ペア:

[(1, 25261431), (3, 8420477), (13, 1943187), (19, 1329549), (39, 647729), (57, 443183), (73, 346047), (219, 115349), (247, 102273), (467, 54093), (741, 34091), (949, 26619), (1387, 18213), (1401, 18031), (2847, 8873), (4161, 6071)]