385502878

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{19531}}^1$

素因数の和:19743

約数の個数: 16

約数和(自身を含む): 590647680

約数和(自身を除く): 205144802

約数列:

[1, 2, 71, 139, 142, 278, 9869, 19531, 19738, 39062, 1386701, 2714809, 2773402, 5429618, 192751439, 385502878]

約数ペア:

[(1, 385502878), (2, 192751439), (71, 5429618), (139, 2773402), (142, 2714809), (278, 1386701), (9869, 39062), (19531, 19738)]