199437981

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{6959}}^1$

素因数の和:7236

約数の個数: 16

約数和(自身を含む): 273611520

約数和(自身を除く): 74173539

約数列:

[1, 3, 41, 123, 233, 699, 6959, 9553, 20877, 28659, 285319, 855957, 1621447, 4864341, 66479327, 199437981]

約数ペア:

[(1, 199437981), (3, 66479327), (41, 4864341), (123, 1621447), (233, 855957), (699, 285319), (6959, 28659), (9553, 20877)]