28154812

素因数分解:

$2^2\times 7^3\times {\mathrm{20521}}^1$

素因数の和:20546

約数の個数: 24

約数和(自身を含む): 57461600

約数和(自身を除く): 29306788

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 20521, 41042, 82084, 143647, 287294, 574588, 1005529, 2011058, 4022116, 7038703, 14077406, 28154812]

約数ペア:

[(1, 28154812), (2, 14077406), (4, 7038703), (7, 4022116), (14, 2011058), (28, 1005529), (49, 574588), (98, 287294), (196, 143647), (343, 82084), (686, 41042), (1372, 20521)]