128402484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1528601}}^1$

素因数の和:1528615

約数の個数: 24

約数和(自身を含む): 342406848

約数和(自身を除く): 214004364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1528601, 3057202, 4585803, 6114404, 9171606, 10700207, 18343212, 21400414, 32100621, 42800828, 64201242, 128402484]

約数ペア:

[(1, 128402484), (2, 64201242), (3, 42800828), (4, 32100621), (6, 21400414), (7, 18343212), (12, 10700207), (14, 9171606), (21, 6114404), (28, 4585803), (42, 3057202), (84, 1528601)]