28118388

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{54493}}^1$

素因数の和:54543

約数の個数: 24

約数和(自身を含む): 67136608

約数和(自身を除く): 39018220

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 54493, 108986, 163479, 217972, 326958, 653916, 2343199, 4686398, 7029597, 9372796, 14059194, 28118388]

約数ペア:

[(1, 28118388), (2, 14059194), (3, 9372796), (4, 7029597), (6, 4686398), (12, 2343199), (43, 653916), (86, 326958), (129, 217972), (172, 163479), (258, 108986), (516, 54493)]