16986739

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{1321}}^1$

素因数の和:1506

約数の個数: 16

約数和(自身を含む): 21321216

約数和(自身を除く): 4334477

約数列:

[1, 7, 11, 77, 167, 1169, 1321, 1837, 9247, 12859, 14531, 101717, 220607, 1544249, 2426677, 16986739]

約数ペア:

[(1, 16986739), (7, 2426677), (11, 1544249), (77, 220607), (167, 101717), (1169, 14531), (1321, 12859), (1837, 9247)]