2988590906

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1535761}}^1$

素因数の和:1535909

約数の個数: 16

約数和(自身を含む): 5160160320

約数和(自身を除く): 2171569414

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 1535761, 3071522, 10750327, 21500654, 213470779, 426941558, 1494295453, 2988590906]

約数ペア:

[(1, 2988590906), (2, 1494295453), (7, 426941558), (14, 213470779), (139, 21500654), (278, 10750327), (973, 3071522), (1946, 1535761)]