207946221

素因数分解:

$3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{39451}}^1$

素因数の和:39712

約数の個数: 16

約数和(自身を含む): 318140928

約数和(自身を除く): 110194707

約数列:

[1, 3, 7, 21, 251, 753, 1757, 5271, 39451, 118353, 276157, 828471, 9902201, 29706603, 69315407, 207946221]

約数ペア:

[(1, 207946221), (3, 69315407), (7, 29706603), (21, 9902201), (251, 828471), (753, 276157), (1757, 118353), (5271, 39451)]