1680147686

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2790943}}^1$

素因数の和:2790995

約数の個数: 16

約数和(自身を含む): 2947236864

約数和(自身を除く): 1267089178

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 2790943, 5581886, 19536601, 39073202, 120010549, 240021098, 840073843, 1680147686]

約数ペア:

[(1, 1680147686), (2, 840073843), (7, 240021098), (14, 120010549), (43, 39073202), (86, 19536601), (301, 5581886), (602, 2790943)]