639853836

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{2318311}}^1$

素因数の和:2318341

約数の個数: 24

約数和(自身を含む): 1557905664

約数和(自身を除く): 918051828

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 2318311, 4636622, 6954933, 9273244, 13909866, 27819732, 53321153, 106642306, 159963459, 213284612, 319926918, 639853836]

約数ペア:

[(1, 639853836), (2, 319926918), (3, 213284612), (4, 159963459), (6, 106642306), (12, 53321153), (23, 27819732), (46, 13909866), (69, 9273244), (92, 6954933), (138, 4636622), (276, 2318311)]