280539549

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{511001}}^1$

素因数の和:511068

約数の個数: 12

約数和(自身を含む): 411867612

約数和(自身を除く): 131328063

約数列:

[1, 3, 9, 61, 183, 549, 511001, 1533003, 4599009, 31171061, 93513183, 280539549]

約数ペア:

[(1, 280539549), (3, 93513183), (9, 31171061), (61, 4599009), (183, 1533003), (549, 511001)]