1390755825

素因数分解:

$3^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{12049}}^1$

素因数の和:12093

約数の個数: 72

約数和(自身を含む): 2719444000

約数和(自身を除く): 1328688175

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 81, 95, 135, 171, 225, 243, 285, 405, 475, 513, 675, 855, 1215, 1425, 1539, 2025, 2565, 4275, 4617, 6075, 7695, 12049, 12825, 23085, 36147, 38475, 60245, 108441, 115425, 180735, 228931, 301225, 325323, 542205, 686793, 903675, 975969, 1144655, 1626615, 2060379, 2711025, 2927907, 3433965, 4879845, 5723275, 6181137, 8133075, 10301895, 14639535, 17169825, 18543411, 24399225, 30905685, 51509475, 55630233, 73197675, 92717055, 154528425, 278151165, 463585275, 1390755825]

約数ペア:

[(1, 1390755825), (3, 463585275), (5, 278151165), (9, 154528425), (15, 92717055), (19, 73197675), (25, 55630233), (27, 51509475), (45, 30905685), (57, 24399225), (75, 18543411), (81, 17169825), (95, 14639535), (135, 10301895), (171, 8133075), (225, 6181137), (243, 5723275), (285, 4879845), (405, 3433965), (475, 2927907), (513, 2711025), (675, 2060379), (855, 1626615), (1215, 1144655), (1425, 975969), (1539, 903675), (2025, 686793), (2565, 542205), (4275, 325323), (4617, 301225), (6075, 228931), (7695, 180735), (12049, 115425), (12825, 108441), (23085, 60245), (36147, 38475)]