22490109

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{28723}}^1$

素因数の和:28761

約数の個数: 16

約数和(自身を含む): 34468800

約数和(自身を除く): 11978691

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 28723, 86169, 258507, 775521, 832967, 2498901, 7496703, 22490109]

約数ペア:

[(1, 22490109), (3, 7496703), (9, 2498901), (27, 832967), (29, 775521), (87, 258507), (261, 86169), (783, 28723)]