389354

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:182

約数の個数: 24

約数和(自身を含む): 707940

約数和(自身を除く): 318586

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 137, 203, 274, 406, 959, 1421, 1918, 2842, 3973, 6713, 7946, 13426, 27811, 55622, 194677, 389354]

約数ペア:

[(1, 389354), (2, 194677), (7, 55622), (14, 27811), (29, 13426), (49, 7946), (58, 6713), (98, 3973), (137, 2842), (203, 1918), (274, 1421), (406, 959)]