213910081

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{6271}}^1$

素因数の和:6732

約数の個数: 16

約数和(自身を含む): 267337728

約数和(自身を除く): 53427647

約数列:

[1, 7, 11, 77, 443, 3101, 4873, 6271, 34111, 43897, 68981, 482867, 2778053, 19446371, 30558583, 213910081]

約数ペア:

[(1, 213910081), (7, 30558583), (11, 19446371), (77, 2778053), (443, 482867), (3101, 68981), (4873, 43897), (6271, 34111)]