64700289

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{10111}}^1$

素因数の和:10202

約数の個数: 20

約数和(自身を含む): 97884160

約数和(自身を除く): 33183871

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 10111, 30333, 90999, 272997, 798769, 818991, 2396307, 7188921, 21566763, 64700289]

約数ペア:

[(1, 64700289), (3, 21566763), (9, 7188921), (27, 2396307), (79, 818991), (81, 798769), (237, 272997), (711, 90999), (2133, 30333), (6399, 10111)]