6439636

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2371}}^1$

素因数の和:2479

約数の個数: 24

約数和(自身を含む): 13017536

約数和(自身を除く): 6577900

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2371, 2716, 4742, 9484, 16597, 33194, 66388, 229987, 459974, 919948, 1609909, 3219818, 6439636]

約数ペア:

[(1, 6439636), (2, 3219818), (4, 1609909), (7, 919948), (14, 459974), (28, 229987), (97, 66388), (194, 33194), (388, 16597), (679, 9484), (1358, 4742), (2371, 2716)]