28756568

素因数分解:

$2^3\times {\mathrm{251}}^1\times {\mathrm{14321}}^1$

素因数の和:14578

約数の個数: 16

約数和(自身を含む): 54137160

約数和(自身を除く): 25380592

約数列:

[1, 2, 4, 8, 251, 502, 1004, 2008, 14321, 28642, 57284, 114568, 3594571, 7189142, 14378284, 28756568]

約数ペア:

[(1, 28756568), (2, 14378284), (4, 7189142), (8, 3594571), (251, 114568), (502, 57284), (1004, 28642), (2008, 14321)]