855876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 2386944

約数和(自身を除く): 1531068

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 443, 483, 644, 886, 966, 1329, 1772, 1932, 2658, 3101, 5316, 6202, 9303, 10189, 12404, 18606, 20378, 30567, 37212, 40756, 61134, 71323, 122268, 142646, 213969, 285292, 427938, 855876]

約数ペア:

[(1, 855876), (2, 427938), (3, 285292), (4, 213969), (6, 142646), (7, 122268), (12, 71323), (14, 61134), (21, 40756), (23, 37212), (28, 30567), (42, 20378), (46, 18606), (69, 12404), (84, 10189), (92, 9303), (138, 6202), (161, 5316), (276, 3101), (322, 2658), (443, 1932), (483, 1772), (644, 1329), (886, 966)]