218639734

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 347050656

約数和(自身を除く): 128410922

約数列:

[1, 2, 37, 53, 74, 106, 107, 214, 521, 1042, 1961, 3922, 3959, 5671, 7918, 11342, 19277, 27613, 38554, 55226, 55747, 111494, 209827, 419654, 1021681, 2043362, 2062639, 2954591, 4125278, 5909182, 109319867, 218639734]

約数ペア:

[(1, 218639734), (2, 109319867), (37, 5909182), (53, 4125278), (74, 2954591), (106, 2062639), (107, 2043362), (214, 1021681), (521, 419654), (1042, 209827), (1961, 111494), (3922, 55747), (3959, 55226), (5671, 38554), (7918, 27613), (11342, 19277)]