199974236

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{28229}}^1$

素因数の和:28274

約数の個数: 48

約数和(自身を含む): 455293440

約数和(自身を除く): 255319204

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, 7084, 28229, 56458, 112916, 197603, 310519, 395206, 621038, 649267, 790412, 1242076, 1298534, 2173633, 2597068, 4347266, 4544869, 7141937, 8694532, 9089738, 14283874, 18179476, 28567748, 49993559, 99987118, 199974236]

約数ペア:

[(1, 199974236), (2, 99987118), (4, 49993559), (7, 28567748), (11, 18179476), (14, 14283874), (22, 9089738), (23, 8694532), (28, 7141937), (44, 4544869), (46, 4347266), (77, 2597068), (92, 2173633), (154, 1298534), (161, 1242076), (253, 790412), (308, 649267), (322, 621038), (506, 395206), (644, 310519), (1012, 197603), (1771, 112916), (3542, 56458), (7084, 28229)]