218217768

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{65413}}^1$

素因数の和:65561

約数の個数: 32

約数和(自身を含む): 549477600

約数和(自身を除く): 331259832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 65413, 130826, 196239, 261652, 392478, 523304, 784956, 1569912, 9092407, 18184814, 27277221, 36369628, 54554442, 72739256, 109108884, 218217768]

約数ペア:

[(1, 218217768), (2, 109108884), (3, 72739256), (4, 54554442), (6, 36369628), (8, 27277221), (12, 18184814), (24, 9092407), (139, 1569912), (278, 784956), (417, 523304), (556, 392478), (834, 261652), (1112, 196239), (1668, 130826), (3336, 65413)]