25826529

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 11912991

約数列:

[1, 3, 19, 53, 57, 83, 103, 159, 249, 309, 1007, 1577, 1957, 3021, 4399, 4731, 5459, 5871, 8549, 13197, 16377, 25647, 83581, 103721, 162431, 250743, 311163, 453097, 487293, 1359291, 8608843, 25826529]

約数ペア:

[(1, 25826529), (3, 8608843), (19, 1359291), (53, 487293), (57, 453097), (83, 311163), (103, 250743), (159, 162431), (249, 103721), (309, 83581), (1007, 25647), (1577, 16377), (1957, 13197), (3021, 8549), (4399, 5871), (4731, 5459)]