28819406

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{187139}}^1$

素因数の和:187159

約数の個数: 16

約数和(自身を含む): 53896320

約数和(自身を除く): 25076914

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 187139, 374278, 1309973, 2058529, 2619946, 4117058, 14409703, 28819406]

約数ペア:

[(1, 28819406), (2, 14409703), (7, 4117058), (11, 2619946), (14, 2058529), (22, 1309973), (77, 374278), (154, 187139)]