131468913

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{9719}}^1$

素因数の和:9898

約数の個数: 20

約数和(自身を含む): 197588160

約数和(自身を除く): 66119247

約数列:

[1, 3, 9, 27, 81, 167, 501, 1503, 4509, 9719, 13527, 29157, 87471, 262413, 787239, 1623073, 4869219, 14607657, 43822971, 131468913]

約数ペア:

[(1, 131468913), (3, 43822971), (9, 14607657), (27, 4869219), (81, 1623073), (167, 787239), (501, 262413), (1503, 87471), (4509, 29157), (9719, 13527)]