215157489

素因数分解:

$3^1\times {\mathrm{191}}^1\times {\mathrm{463}}^1\times {\mathrm{811}}^1$

素因数の和:1468

約数の個数: 16

約数和(自身を含む): 289357824

約数和(自身を除く): 74200335

約数列:

[1, 3, 191, 463, 573, 811, 1389, 2433, 88433, 154901, 265299, 375493, 464703, 1126479, 71719163, 215157489]

約数ペア:

[(1, 215157489), (3, 71719163), (191, 1126479), (463, 464703), (573, 375493), (811, 265299), (1389, 154901), (2433, 88433)]