397012221

素因数分解:

$3^2\times {\mathrm{239}}^1\times {\mathrm{184571}}^1$

素因数の和:184816

約数の個数: 12

約数和(自身を含む): 575864640

約数和(自身を除く): 178852419

約数列:

[1, 3, 9, 239, 717, 2151, 184571, 553713, 1661139, 44112469, 132337407, 397012221]

約数ペア:

[(1, 397012221), (3, 132337407), (9, 44112469), (239, 1661139), (717, 553713), (2151, 184571)]