258244

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:435

約数の個数: 24

約数和(自身を含む): 540288

約数和(自身を除く): 282044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 401, 644, 802, 1604, 2807, 5614, 9223, 11228, 18446, 36892, 64561, 129122, 258244]

約数ペア:

[(1, 258244), (2, 129122), (4, 64561), (7, 36892), (14, 18446), (23, 11228), (28, 9223), (46, 5614), (92, 2807), (161, 1604), (322, 802), (401, 644)]