257652274

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{616393}}^1$

素因数の和:616425

約数の個数: 16

約数和(自身を含む): 443803680

約数和(自身を除く): 186151406

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 616393, 1232786, 6780323, 11711467, 13560646, 23422934, 128826137, 257652274]

約数ペア:

[(1, 257652274), (2, 128826137), (11, 23422934), (19, 13560646), (22, 11711467), (38, 6780323), (209, 1232786), (418, 616393)]