128260664

素因数分解:

$2^3\times 7^1\times {\mathrm{2290369}}^1$

素因数の和:2290382

約数の個数: 16

約数和(自身を含む): 274844400

約数和(自身を除く): 146583736

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2290369, 4580738, 9161476, 16032583, 18322952, 32065166, 64130332, 128260664]

約数ペア:

[(1, 128260664), (2, 64130332), (4, 32065166), (7, 18322952), (8, 16032583), (14, 9161476), (28, 4580738), (56, 2290369)]