1280678

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5381}}^1$

素因数の和:5407

約数の個数: 16

約数和(自身を含む): 2325024

約数和(自身を除く): 1044346

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 5381, 10762, 37667, 75334, 91477, 182954, 640339, 1280678]

約数ペア:

[(1, 1280678), (2, 640339), (7, 182954), (14, 91477), (17, 75334), (34, 37667), (119, 10762), (238, 5381)]