1388212

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1153}}^1$

素因数の和:1207

約数の個数: 24

約数和(自身を含む): 2843456

約数和(自身を除く): 1455244

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1153, 1204, 2306, 4612, 8071, 16142, 32284, 49579, 99158, 198316, 347053, 694106, 1388212]

約数ペア:

[(1, 1388212), (2, 694106), (4, 347053), (7, 198316), (14, 99158), (28, 49579), (43, 32284), (86, 16142), (172, 8071), (301, 4612), (602, 2306), (1153, 1204)]