521073836

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{401}}^1\times {\mathrm{1993}}^1$

素因数の和:2561

約数の個数: 24

約数和(自身を含む): 920223024

約数和(自身を除く): 399149188

約数列:

[1, 2, 4, 163, 326, 401, 652, 802, 1604, 1993, 3986, 7972, 65363, 130726, 261452, 324859, 649718, 799193, 1299436, 1598386, 3196772, 130268459, 260536918, 521073836]

約数ペア:

[(1, 521073836), (2, 260536918), (4, 130268459), (163, 3196772), (326, 1598386), (401, 1299436), (652, 799193), (802, 649718), (1604, 324859), (1993, 261452), (3986, 130726), (7972, 65363)]