128429385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{9631}}^1$

素因数の和:9773

約数の個数: 32

約数和(自身を含む): 236716032

約数和(自身を除く): 108286647

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 127, 381, 635, 889, 1905, 2667, 4445, 9631, 13335, 28893, 48155, 67417, 144465, 202251, 337085, 1011255, 1223137, 3669411, 6115685, 8561959, 18347055, 25685877, 42809795, 128429385]

約数ペア:

[(1, 128429385), (3, 42809795), (5, 25685877), (7, 18347055), (15, 8561959), (21, 6115685), (35, 3669411), (105, 1223137), (127, 1011255), (381, 337085), (635, 202251), (889, 144465), (1905, 67417), (2667, 48155), (4445, 28893), (9631, 13335)]