389615212

素因数分解:

$2^2\times 7^1\times {\mathrm{2089}}^1\times {\mathrm{6661}}^1$

素因数の和:8761

約数の個数: 24

約数和(自身を含む): 779720480

約数和(自身を除く): 390105268

約数列:

[1, 2, 4, 7, 14, 28, 2089, 4178, 6661, 8356, 13322, 14623, 26644, 29246, 46627, 58492, 93254, 186508, 13914829, 27829658, 55659316, 97403803, 194807606, 389615212]

約数ペア:

[(1, 389615212), (2, 194807606), (4, 97403803), (7, 55659316), (14, 27829658), (28, 13914829), (2089, 186508), (4178, 93254), (6661, 58492), (8356, 46627), (13322, 29246), (14623, 26644)]