218528404

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{14411}}^1$

素因数の和:14655

約数の個数: 24

約数和(自身を含む): 406764288

約数和(自身を除く): 188235884

約数列:

[1, 2, 4, 17, 34, 68, 223, 446, 892, 3791, 7582, 14411, 15164, 28822, 57644, 244987, 489974, 979948, 3213653, 6427306, 12854612, 54632101, 109264202, 218528404]

約数ペア:

[(1, 218528404), (2, 109264202), (4, 54632101), (17, 12854612), (34, 6427306), (68, 3213653), (223, 979948), (446, 489974), (892, 244987), (3791, 57644), (7582, 28822), (14411, 15164)]