428656

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:448

約数の個数: 20

約数和(自身を含む): 844192

約数和(自身を除く): 415536

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 367, 584, 734, 1168, 1468, 2936, 5872, 26791, 53582, 107164, 214328, 428656]

約数ペア:

[(1, 428656), (2, 214328), (4, 107164), (8, 53582), (16, 26791), (73, 5872), (146, 2936), (292, 1468), (367, 1168), (584, 734)]