221497988

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{16301}}^1$

素因数の和:16427

約数の個数: 24

約数和(自身を含む): 401681280

約数和(自身を除く): 180183292

約数列:

[1, 2, 4, 43, 79, 86, 158, 172, 316, 3397, 6794, 13588, 16301, 32602, 65204, 700943, 1287779, 1401886, 2575558, 2803772, 5151116, 55374497, 110748994, 221497988]

約数ペア:

[(1, 221497988), (2, 110748994), (4, 55374497), (43, 5151116), (79, 2803772), (86, 2575558), (158, 1401886), (172, 1287779), (316, 700943), (3397, 65204), (6794, 32602), (13588, 16301)]