168409881

素因数分解:

$3^3\times {\mathrm{2447}}^1\times {\mathrm{2549}}^1$

素因数の和:5005

約数の個数: 16

約数和(自身を含む): 249696000

約数和(自身を除く): 81286119

約数列:

[1, 3, 9, 27, 2447, 2549, 7341, 7647, 22023, 22941, 66069, 68823, 6237403, 18712209, 56136627, 168409881]

約数ペア:

[(1, 168409881), (3, 56136627), (9, 18712209), (27, 6237403), (2447, 68823), (2549, 66069), (7341, 22941), (7647, 22023)]