394214842

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{202577}}^1$

素因数の和:202725

約数の個数: 16

約数和(自身を含む): 680662080

約数和(自身を除く): 286447238

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 202577, 405154, 1418039, 2836078, 28158203, 56316406, 197107421, 394214842]

約数ペア:

[(1, 394214842), (2, 197107421), (7, 56316406), (14, 28158203), (139, 2836078), (278, 1418039), (973, 405154), (1946, 202577)]