138980259

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{577}}^1\times {\mathrm{811}}^1$

素因数の和:1408

約数の個数: 32

約数和(自身を含む): 225281280

約数和(自身を除く): 86301021

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 577, 811, 1731, 2433, 5193, 6347, 7299, 8921, 15579, 19041, 21897, 26763, 57123, 80289, 171369, 240867, 467947, 1403841, 4211523, 5147417, 12634569, 15442251, 46326753, 138980259]

約数ペア:

[(1, 138980259), (3, 46326753), (9, 15442251), (11, 12634569), (27, 5147417), (33, 4211523), (99, 1403841), (297, 467947), (577, 240867), (811, 171369), (1731, 80289), (2433, 57123), (5193, 26763), (6347, 21897), (7299, 19041), (8921, 15579)]