1328499

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 2143440

約数和(自身を除く): 814941

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 457, 969, 1371, 2907, 4113, 7769, 8683, 23307, 26049, 69921, 78147, 147611, 442833, 1328499]

約数ペア:

[(1, 1328499), (3, 442833), (9, 147611), (17, 78147), (19, 69921), (51, 26049), (57, 23307), (153, 8683), (171, 7769), (323, 4113), (457, 2907), (969, 1371)]