81482051

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{12503}}^1$

素因数の和:12543

約数の個数: 16

約数和(自身を含む): 100032000

約数和(自身を除く): 18549949

約数列:

[1, 7, 19, 49, 133, 343, 931, 6517, 12503, 87521, 237557, 612647, 1662899, 4288529, 11640293, 81482051]

約数ペア:

[(1, 81482051), (7, 11640293), (19, 4288529), (49, 1662899), (133, 612647), (343, 237557), (931, 87521), (6517, 12503)]