389627284

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{11257}}^1$

素因数の和:11787

約数の個数: 24

約数和(自身を含む): 723439080

約数和(自身を除く): 333811796

約数列:

[1, 2, 4, 17, 34, 68, 509, 1018, 2036, 8653, 11257, 17306, 22514, 34612, 45028, 191369, 382738, 765476, 5729813, 11459626, 22919252, 97406821, 194813642, 389627284]

約数ペア:

[(1, 389627284), (2, 194813642), (4, 97406821), (17, 22919252), (34, 11459626), (68, 5729813), (509, 765476), (1018, 382738), (2036, 191369), (8653, 45028), (11257, 34612), (17306, 22514)]