217654888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2029}}^1$

素因数の和:2122

約数の個数: 64

約数和(自身を含む): 473558400

約数和(自身を除く): 255903512

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 53, 88, 92, 106, 184, 212, 253, 424, 506, 583, 1012, 1166, 1219, 2024, 2029, 2332, 2438, 4058, 4664, 4876, 8116, 9752, 13409, 16232, 22319, 26818, 44638, 46667, 53636, 89276, 93334, 107272, 107537, 178552, 186668, 215074, 373336, 430148, 513337, 860296, 1026674, 1182907, 2053348, 2365814, 2473351, 4106696, 4731628, 4946702, 9463256, 9893404, 19786808, 27206861, 54413722, 108827444, 217654888]

約数ペア:

[(1, 217654888), (2, 108827444), (4, 54413722), (8, 27206861), (11, 19786808), (22, 9893404), (23, 9463256), (44, 4946702), (46, 4731628), (53, 4106696), (88, 2473351), (92, 2365814), (106, 2053348), (184, 1182907), (212, 1026674), (253, 860296), (424, 513337), (506, 430148), (583, 373336), (1012, 215074), (1166, 186668), (1219, 178552), (2024, 107537), (2029, 107272), (2332, 93334), (2438, 89276), (4058, 53636), (4664, 46667), (4876, 44638), (8116, 26818), (9752, 22319), (13409, 16232)]