817142788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1493}}^1\times {\mathrm{1777}}^1$

素因数の和:3292

約数の個数: 48

約数和(自身を含む): 1785055104

約数和(自身を除く): 967912316

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 1493, 1777, 2986, 3554, 5972, 7108, 10451, 12439, 16423, 19547, 20902, 24878, 32846, 39094, 41804, 49756, 65692, 78188, 114961, 136829, 229922, 273658, 459844, 547316, 2653061, 5306122, 10612244, 18571427, 29183671, 37142854, 58367342, 74285708, 116734684, 204285697, 408571394, 817142788]

約数ペア:

[(1, 817142788), (2, 408571394), (4, 204285697), (7, 116734684), (11, 74285708), (14, 58367342), (22, 37142854), (28, 29183671), (44, 18571427), (77, 10612244), (154, 5306122), (308, 2653061), (1493, 547316), (1777, 459844), (2986, 273658), (3554, 229922), (5972, 136829), (7108, 114961), (10451, 78188), (12439, 65692), (16423, 49756), (19547, 41804), (20902, 39094), (24878, 32846)]