488405918

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4603}}^1$

素因数の和:4689

約数の個数: 64

約数和(自身を含む): 1002419712

約数和(自身を除く): 514013794

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 53, 77, 91, 106, 143, 154, 182, 286, 371, 583, 689, 742, 1001, 1166, 1378, 2002, 4081, 4603, 4823, 7579, 8162, 9206, 9646, 15158, 32221, 50633, 53053, 59839, 64442, 101266, 106106, 119678, 243959, 354431, 418873, 487918, 658229, 708862, 837746, 1316458, 1707713, 2683549, 3171467, 3415426, 4607603, 5367098, 6342934, 9215206, 18784843, 22200269, 34886137, 37569686, 44400538, 69772274, 244202959, 488405918]

約数ペア:

[(1, 488405918), (2, 244202959), (7, 69772274), (11, 44400538), (13, 37569686), (14, 34886137), (22, 22200269), (26, 18784843), (53, 9215206), (77, 6342934), (91, 5367098), (106, 4607603), (143, 3415426), (154, 3171467), (182, 2683549), (286, 1707713), (371, 1316458), (583, 837746), (689, 708862), (742, 658229), (1001, 487918), (1166, 418873), (1378, 354431), (2002, 243959), (4081, 119678), (4603, 106106), (4823, 101266), (7579, 64442), (8162, 59839), (9206, 53053), (9646, 50633), (15158, 32221)]