128211318

素因数分解:

$2^1\times 3^2\times {\mathrm{269}}^1\times {\mathrm{26479}}^1$

素因数の和:26756

約数の個数: 24

約数和(自身を含む): 278834400

約数和(自身を除く): 150623082

約数列:

[1, 2, 3, 6, 9, 18, 269, 538, 807, 1614, 2421, 4842, 26479, 52958, 79437, 158874, 238311, 476622, 7122851, 14245702, 21368553, 42737106, 64105659, 128211318]

約数ペア:

[(1, 128211318), (2, 64105659), (3, 42737106), (6, 21368553), (9, 14245702), (18, 7122851), (269, 476622), (538, 238311), (807, 158874), (1614, 79437), (2421, 52958), (4842, 26479)]