255751521

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1\times {\mathrm{1423}}^1$

素因数の和:1996

約数の個数: 16

約数和(自身を含む): 344494080

約数和(自身を除く): 88742559

約数列:

[1, 3, 139, 417, 431, 1293, 1423, 4269, 59909, 179727, 197797, 593391, 613313, 1839939, 85250507, 255751521]

約数ペア:

[(1, 255751521), (3, 85250507), (139, 1839939), (417, 613313), (431, 593391), (1293, 197797), (1423, 179727), (4269, 59909)]