28682738

素因数分解:

$2^1\times 7^2\times {\mathrm{541}}^2$

素因数の和:1098

約数の個数: 18

約数和(自身を含む): 50141133

約数和(自身を除く): 21458395

約数列:

[1, 2, 7, 14, 49, 98, 541, 1082, 3787, 7574, 26509, 53018, 292681, 585362, 2048767, 4097534, 14341369, 28682738]

約数ペア:

[(1, 28682738), (2, 14341369), (7, 4097534), (14, 2048767), (49, 585362), (98, 292681), (541, 53018), (1082, 26509), (3787, 7574)]