209946156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{17981}}^1$

素因数の和:18134

約数の個数: 48

約数和(自身を含む): 563915520

約数和(自身を除く): 353969364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 139, 278, 417, 556, 834, 973, 1668, 1946, 2919, 3892, 5838, 11676, 17981, 35962, 53943, 71924, 107886, 125867, 215772, 251734, 377601, 503468, 755202, 1510404, 2499359, 4998718, 7498077, 9997436, 14996154, 17495513, 29992308, 34991026, 52486539, 69982052, 104973078, 209946156]

約数ペア:

[(1, 209946156), (2, 104973078), (3, 69982052), (4, 52486539), (6, 34991026), (7, 29992308), (12, 17495513), (14, 14996154), (21, 9997436), (28, 7498077), (42, 4998718), (84, 2499359), (139, 1510404), (278, 755202), (417, 503468), (556, 377601), (834, 251734), (973, 215772), (1668, 125867), (1946, 107886), (2919, 71924), (3892, 53943), (5838, 35962), (11676, 17981)]