1899207921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1433}}^1\times {\mathrm{1999}}^1$

素因数の和:3465

約数の個数: 32

約数和(自身を含む): 2890944000

約数和(自身を除く): 991736079

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 1433, 1999, 4299, 5997, 18629, 24361, 25987, 33983, 55887, 73083, 77961, 101949, 316693, 441779, 950079, 1325337, 2864567, 8593701, 37239371, 48697639, 111718113, 146092917, 633069307, 1899207921]

約数ペア:

[(1, 1899207921), (3, 633069307), (13, 146092917), (17, 111718113), (39, 48697639), (51, 37239371), (221, 8593701), (663, 2864567), (1433, 1325337), (1999, 950079), (4299, 441779), (5997, 316693), (18629, 101949), (24361, 77961), (25987, 73083), (33983, 55887)]