128375422

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{247829}}^1$

素因数の和:247875

約数の個数: 16

約数和(自身を含む): 226020960

約数和(自身を除く): 97645538

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 247829, 495658, 1734803, 3469606, 9169673, 18339346, 64187711, 128375422]

約数ペア:

[(1, 128375422), (2, 64187711), (7, 18339346), (14, 9169673), (37, 3469606), (74, 1734803), (259, 495658), (518, 247829)]