30289791

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5569}}^1$

素因数の和:5623

約数の個数: 24

約数和(自身を含む): 48258480

約数和(自身を除く): 17968689

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 5569, 16707, 38983, 116949, 206053, 272881, 618159, 818643, 1442371, 4327113, 10096597, 30289791]

約数ペア:

[(1, 30289791), (3, 10096597), (7, 4327113), (21, 1442371), (37, 818643), (49, 618159), (111, 272881), (147, 206053), (259, 116949), (777, 38983), (1813, 16707), (5439, 5569)]