2488890159

素因数分解:

$3^4\times 7^1\times {\mathrm{4389577}}^1$

素因数の和:4389596

約数の個数: 20

約数和(自身を含む): 4249111504

約数和(自身を除く): 1760221345

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 4389577, 13168731, 30727039, 39506193, 92181117, 118518579, 276543351, 355555737, 829630053, 2488890159]

約数ペア:

[(1, 2488890159), (3, 829630053), (7, 355555737), (9, 276543351), (21, 118518579), (27, 92181117), (63, 39506193), (81, 30727039), (189, 13168731), (567, 4389577)]