2021492225

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{7027}}^1$

素因数の和:7385

約数の個数: 24

約数和(自身を含む): 2583043008

約数和(自身を除く): 561550783

約数列:

[1, 5, 25, 37, 185, 311, 925, 1555, 7027, 7775, 11507, 35135, 57535, 175675, 259999, 287675, 1299995, 2185397, 6499975, 10926985, 54634925, 80859689, 404298445, 2021492225]

約数ペア:

[(1, 2021492225), (5, 404298445), (25, 80859689), (37, 54634925), (185, 10926985), (311, 6499975), (925, 2185397), (1555, 1299995), (7027, 287675), (7775, 259999), (11507, 175675), (35135, 57535)]