9987663

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2657}}^1$

素因数の和:2846

約数の個数: 16

約数和(自身を含む): 15310080

約数和(自身を除く): 5322417

約数列:

[1, 3, 7, 21, 179, 537, 1253, 2657, 3759, 7971, 18599, 55797, 475603, 1426809, 3329221, 9987663]

約数ペア:

[(1, 9987663), (3, 3329221), (7, 1426809), (21, 475603), (179, 55797), (537, 18599), (1253, 7971), (2657, 3759)]