1263363838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{288571}}^1$

素因数の和:288783

約数の個数: 16

約数和(自身を含む): 2077718400

約数和(自身を除く): 814354562

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 288571, 577142, 3174281, 6348562, 57425629, 114851258, 631681919, 1263363838]

約数ペア:

[(1, 1263363838), (2, 631681919), (11, 114851258), (22, 57425629), (199, 6348562), (398, 3174281), (2189, 577142), (4378, 288571)]