31371945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{10007}}^1$

素因数の和:10045

約数の個数: 32

約数和(自身を含む): 57646080

約数和(自身を除く): 26274135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 10007, 30021, 50035, 110077, 150105, 190133, 330231, 550385, 570399, 950665, 1651155, 2091463, 2851995, 6274389, 10457315, 31371945]

約数ペア:

[(1, 31371945), (3, 10457315), (5, 6274389), (11, 2851995), (15, 2091463), (19, 1651155), (33, 950665), (55, 570399), (57, 550385), (95, 330231), (165, 190133), (209, 150105), (285, 110077), (627, 50035), (1045, 30021), (3135, 10007)]