28389708

素因数分解:

$2^2\times 3^2\times {\mathrm{788603}}^1$

素因数の和:788613

約数の個数: 18

約数和(自身を含む): 71762964

約数和(自身を除く): 43373256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 788603, 1577206, 2365809, 3154412, 4731618, 7097427, 9463236, 14194854, 28389708]

約数ペア:

[(1, 28389708), (2, 14194854), (3, 9463236), (4, 7097427), (6, 4731618), (9, 3154412), (12, 2365809), (18, 1577206), (36, 788603)]