397165059

素因数分解:

$3^3\times {\mathrm{787}}^1\times {\mathrm{18691}}^1$

素因数の和:19487

約数の個数: 16

約数和(自身を含む): 589171840

約数和(自身を除く): 192006781

約数列:

[1, 3, 9, 27, 787, 2361, 7083, 18691, 21249, 56073, 168219, 504657, 14709817, 44129451, 132388353, 397165059]

約数ペア:

[(1, 397165059), (3, 132388353), (9, 44129451), (27, 14709817), (787, 504657), (2361, 168219), (7083, 56073), (18691, 21249)]