204610021

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 262137600

約数和(自身を除く): 57527579

約数列:

[1, 7, 11, 73, 77, 89, 409, 511, 623, 803, 979, 2863, 4499, 5621, 6497, 6853, 29857, 31493, 36401, 45479, 71467, 208999, 254807, 328427, 400411, 500269, 2298989, 2657273, 2802877, 18600911, 29230003, 204610021]

約数ペア:

[(1, 204610021), (7, 29230003), (11, 18600911), (73, 2802877), (77, 2657273), (89, 2298989), (409, 500269), (511, 400411), (623, 328427), (803, 254807), (979, 208999), (2863, 71467), (4499, 45479), (5621, 36401), (6497, 31493), (6853, 29857)]