161316666

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1280291}}^1$

素因数の和:1280306

約数の個数: 24

約数和(自身を含む): 399451104

約数和(自身を除く): 238134438

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1280291, 2560582, 3840873, 7681746, 8962037, 11522619, 17924074, 23045238, 26886111, 53772222, 80658333, 161316666]

約数ペア:

[(1, 161316666), (2, 80658333), (3, 53772222), (6, 26886111), (7, 23045238), (9, 17924074), (14, 11522619), (18, 8962037), (21, 7681746), (42, 3840873), (63, 2560582), (126, 1280291)]