28445613

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13151}}^1$

素因数の和:13264

約数の個数: 16

約数和(自身を含む): 43769856

約数和(自身を除く): 15324243

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 13151, 39453, 92057, 276171, 1354553, 4063659, 9481871, 28445613]

約数ペア:

[(1, 28445613), (3, 9481871), (7, 4063659), (21, 1354553), (103, 276171), (309, 92057), (721, 39453), (2163, 13151)]