399008

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:384

約数の個数: 24

約数和(自身を含む): 809172

約数和(自身を除く): 410164

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 296, 337, 592, 674, 1184, 1348, 2696, 5392, 10784, 12469, 24938, 49876, 99752, 199504, 399008]

約数ペア:

[(1, 399008), (2, 199504), (4, 99752), (8, 49876), (16, 24938), (32, 12469), (37, 10784), (74, 5392), (148, 2696), (296, 1348), (337, 1184), (592, 674)]