28700072

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{43223}}^1$

素因数の和:43312

約数の個数: 16

約数和(自身を含む): 54462240

約数和(自身を除く): 25762168

約数列:

[1, 2, 4, 8, 83, 166, 332, 664, 43223, 86446, 172892, 345784, 3587509, 7175018, 14350036, 28700072]

約数ペア:

[(1, 28700072), (2, 14350036), (4, 7175018), (8, 3587509), (83, 345784), (166, 172892), (332, 86446), (664, 43223)]