212213955

素因数分解:

$3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{41981}}^1$

素因数の和:42326

約数の個数: 16

約数和(自身を含む): 340557984

約数和(自身を除く): 128344029

約数列:

[1, 3, 5, 15, 337, 1011, 1685, 5055, 41981, 125943, 209905, 629715, 14147597, 42442791, 70737985, 212213955]

約数ペア:

[(1, 212213955), (3, 70737985), (5, 42442791), (15, 14147597), (337, 629715), (1011, 209905), (1685, 125943), (5055, 41981)]