28728469

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{733}}^1$

素因数の和:1260

約数の個数: 16

約数和(自身を含む): 35936640

約数和(自身を除く): 7208171

約数列:

[1, 7, 11, 77, 509, 733, 3563, 5131, 5599, 8063, 39193, 56441, 373097, 2611679, 4104067, 28728469]

約数ペア:

[(1, 28728469), (7, 4104067), (11, 2611679), (77, 373097), (509, 56441), (733, 39193), (3563, 8063), (5131, 5599)]