28187446

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{6689}}^1$

素因数の和:6748

約数の個数: 24

約数和(自身を含む): 50335560

約数和(自身を除く): 22148114

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 6689, 13378, 46823, 93646, 287627, 327761, 575254, 655522, 2013389, 4026778, 14093723, 28187446]

約数ペア:

[(1, 28187446), (2, 14093723), (7, 4026778), (14, 2013389), (43, 655522), (49, 575254), (86, 327761), (98, 287627), (301, 93646), (602, 46823), (2107, 13378), (4214, 6689)]