28372604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12689}}^1$

素因数の和:12749

約数の個数: 24

約数和(自身を含む): 54719280

約数和(自身を除く): 26346676

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 12689, 25378, 50756, 164957, 329914, 545627, 659828, 1091254, 2182508, 7093151, 14186302, 28372604]

約数ペア:

[(1, 28372604), (2, 14186302), (4, 7093151), (13, 2182508), (26, 1091254), (43, 659828), (52, 545627), (86, 329914), (172, 164957), (559, 50756), (1118, 25378), (2236, 12689)]