128801072

素因数分解:

$2^4\times {\mathrm{2153}}^1\times {\mathrm{3739}}^1$

素因数の和:5900

約数の個数: 20

約数和(自身を含む): 249734760

約数和(自身を除く): 120933688

約数列:

[1, 2, 4, 8, 16, 2153, 3739, 4306, 7478, 8612, 14956, 17224, 29912, 34448, 59824, 8050067, 16100134, 32200268, 64400536, 128801072]

約数ペア:

[(1, 128801072), (2, 64400536), (4, 32200268), (8, 16100134), (16, 8050067), (2153, 59824), (3739, 34448), (4306, 29912), (7478, 17224), (8612, 14956)]