28490812

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{15187}}^1$

素因数の和:15265

約数の個数: 24

約数和(自身を含む): 57835904

約数和(自身を除く): 29345092

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 15187, 30374, 60748, 106309, 212618, 425236, 1017529, 2035058, 4070116, 7122703, 14245406, 28490812]

約数ペア:

[(1, 28490812), (2, 14245406), (4, 7122703), (7, 4070116), (14, 2035058), (28, 1017529), (67, 425236), (134, 212618), (268, 106309), (469, 60748), (938, 30374), (1876, 15187)]