331990414

素因数分解:

$2^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{77243}}^1$

素因数の和:77559

約数の個数: 16

約数和(自身を含む): 570987648

約数和(自身を除く): 238997234

約数列:

[1, 2, 7, 14, 307, 614, 2149, 4298, 77243, 154486, 540701, 1081402, 23713601, 47427202, 165995207, 331990414]

約数ペア:

[(1, 331990414), (2, 165995207), (7, 47427202), (14, 23713601), (307, 1081402), (614, 540701), (2149, 154486), (4298, 77243)]