642495238

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{379277}}^1$

素因数の和:379308

約数の個数: 24

約数和(自身を含む): 1210655376

約数和(自身を除く): 568160138

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 379277, 758554, 2654939, 4172047, 5309878, 8344094, 29204329, 45892517, 58408658, 91785034, 321247619, 642495238]

約数ペア:

[(1, 642495238), (2, 321247619), (7, 91785034), (11, 58408658), (14, 45892517), (22, 29204329), (77, 8344094), (121, 5309878), (154, 4172047), (242, 2654939), (847, 758554), (1694, 379277)]