206870321

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1\times {\mathrm{1289}}^1$

素因数の和:1624

約数の個数: 16

約数和(自身を含む): 240001920

約数和(自身を除く): 33131599

約数列:

[1, 7, 101, 227, 707, 1289, 1589, 9023, 22927, 130189, 160489, 292603, 911323, 2048221, 29552903, 206870321]

約数ペア:

[(1, 206870321), (7, 29552903), (101, 2048221), (227, 911323), (707, 292603), (1289, 160489), (1589, 130189), (9023, 22927)]