28617790

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{66553}}^1$

素因数の和:66603

約数の個数: 16

約数和(自身を含む): 52710768

約数和(自身を除く): 24092978

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 66553, 133106, 332765, 665530, 2861779, 5723558, 14308895, 28617790]

約数ペア:

[(1, 28617790), (2, 14308895), (5, 5723558), (10, 2861779), (43, 665530), (86, 332765), (215, 133106), (430, 66553)]