287041521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1559}}^1\times {\mathrm{4721}}^1$

素因数の和:6296

約数の個数: 16

約数和(自身を含む): 412513920

約数和(自身を除く): 125472399

約数列:

[1, 3, 13, 39, 1559, 4677, 4721, 14163, 20267, 60801, 61373, 184119, 7360039, 22080117, 95680507, 287041521]

約数ペア:

[(1, 287041521), (3, 95680507), (13, 22080117), (39, 7360039), (1559, 184119), (4677, 61373), (4721, 60801), (14163, 20267)]