28376642

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{25657}}^1$

素因数の和:25745

約数の個数: 16

約数和(自身を含む): 49263360

約数和(自身を除く): 20886718

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 25657, 51314, 179599, 359198, 2026903, 4053806, 14188321, 28376642]

約数ペア:

[(1, 28376642), (2, 14188321), (7, 4053806), (14, 2026903), (79, 359198), (158, 179599), (553, 51314), (1106, 25657)]