28102228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3967}}^1$

素因数の和:4012

約数の個数: 48

約数和(自身を含む): 63995904

約数和(自身を除く): 35893676

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 644, 1012, 1771, 3542, 3967, 7084, 7934, 15868, 27769, 43637, 55538, 87274, 91241, 111076, 174548, 182482, 305459, 364964, 610918, 638687, 1003651, 1221836, 1277374, 2007302, 2554748, 4014604, 7025557, 14051114, 28102228]

約数ペア:

[(1, 28102228), (2, 14051114), (4, 7025557), (7, 4014604), (11, 2554748), (14, 2007302), (22, 1277374), (23, 1221836), (28, 1003651), (44, 638687), (46, 610918), (77, 364964), (92, 305459), (154, 182482), (161, 174548), (253, 111076), (308, 91241), (322, 87274), (506, 55538), (644, 43637), (1012, 27769), (1771, 15868), (3542, 7934), (3967, 7084)]