1987237704959

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5051}}^1\times {\mathrm{643919}}^1$

素因数の和:649030

約数の個数: 16

約数和(自身を含む): 2186072340480

約数和(自身を除く): 198834635521

約数列:

[1, 13, 47, 611, 5051, 65663, 237397, 643919, 3086161, 8370947, 30264193, 393434509, 3252434869, 42281653297, 152864438843, 1987237704959]

約数ペア:

[(1, 1987237704959), (13, 152864438843), (47, 42281653297), (611, 3252434869), (5051, 393434509), (65663, 30264193), (237397, 8370947), (643919, 3086161)]