398947504

素因数分解:

$2^4\times {\mathrm{1619}}^1\times {\mathrm{15401}}^1$

素因数の和:17028

約数の個数: 20

約数和(自身を含む): 773488440

約数和(自身を除く): 374540936

約数列:

[1, 2, 4, 8, 16, 1619, 3238, 6476, 12952, 15401, 25904, 30802, 61604, 123208, 246416, 24934219, 49868438, 99736876, 199473752, 398947504]

約数ペア:

[(1, 398947504), (2, 199473752), (4, 99736876), (8, 49868438), (16, 24934219), (1619, 246416), (3238, 123208), (6476, 61604), (12952, 30802), (15401, 25904)]