12986988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{443}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 34809600

約数和(自身を除く): 21822612

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 349, 443, 698, 886, 1047, 1329, 1396, 1772, 2094, 2443, 2658, 3101, 4188, 4886, 5316, 6202, 7329, 9303, 9772, 12404, 14658, 18606, 29316, 37212, 154607, 309214, 463821, 618428, 927642, 1082249, 1855284, 2164498, 3246747, 4328996, 6493494, 12986988]

約数ペア:

[(1, 12986988), (2, 6493494), (3, 4328996), (4, 3246747), (6, 2164498), (7, 1855284), (12, 1082249), (14, 927642), (21, 618428), (28, 463821), (42, 309214), (84, 154607), (349, 37212), (443, 29316), (698, 18606), (886, 14658), (1047, 12404), (1329, 9772), (1396, 9303), (1772, 7329), (2094, 6202), (2443, 5316), (2658, 4886), (3101, 4188)]