254731678

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{5119}}^1$

素因数の和:5439

約数の個数: 16

約数和(自身を含む): 387072000

約数和(自身を除く): 132340322

約数列:

[1, 2, 139, 179, 278, 358, 5119, 10238, 24881, 49762, 711541, 916301, 1423082, 1832602, 127365839, 254731678]

約数ペア:

[(1, 254731678), (2, 127365839), (139, 1832602), (179, 1423082), (278, 916301), (358, 711541), (5119, 49762), (10238, 24881)]