28080444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{947}}^1$

素因数の和:1314

約数の個数: 48

約数和(自身を含む): 75172608

約数和(自身を除く): 47092164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 353, 706, 947, 1059, 1412, 1894, 2118, 2471, 2841, 3788, 4236, 4942, 5682, 6629, 7413, 9884, 11364, 13258, 14826, 19887, 26516, 29652, 39774, 79548, 334291, 668582, 1002873, 1337164, 2005746, 2340037, 4011492, 4680074, 7020111, 9360148, 14040222, 28080444]

約数ペア:

[(1, 28080444), (2, 14040222), (3, 9360148), (4, 7020111), (6, 4680074), (7, 4011492), (12, 2340037), (14, 2005746), (21, 1337164), (28, 1002873), (42, 668582), (84, 334291), (353, 79548), (706, 39774), (947, 29652), (1059, 26516), (1412, 19887), (1894, 14826), (2118, 13258), (2471, 11364), (2841, 9884), (3788, 7413), (4236, 6629), (4942, 5682)]