2087665321

素因数分解:

$7^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1\times {\mathrm{9343}}^1$

素因数の和:9720

約数の個数: 16

約数和(自身を含む): 2413891584

約数和(自身を除く): 326226263

約数列:

[1, 7, 137, 233, 959, 1631, 9343, 31921, 65401, 223447, 1279991, 2176919, 8959937, 15238433, 298237903, 2087665321]

約数ペア:

[(1, 2087665321), (7, 298237903), (137, 15238433), (233, 8959937), (959, 2176919), (1631, 1279991), (9343, 223447), (31921, 65401)]