1818600417

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{198689}}^1$

素因数の和:198814

約数の個数: 20

約数和(自身を含む): 2740729860

約数和(自身を除く): 922129443

約数列:

[1, 3, 9, 27, 81, 113, 339, 1017, 3051, 9153, 198689, 596067, 1788201, 5364603, 16093809, 22451857, 67355571, 202066713, 606200139, 1818600417]

約数ペア:

[(1, 1818600417), (3, 606200139), (9, 202066713), (27, 67355571), (81, 22451857), (113, 16093809), (339, 5364603), (1017, 1788201), (3051, 596067), (9153, 198689)]