25290729

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1129}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 38781600

約数和(自身を除く): 13490871

約数列:

[1, 3, 9, 19, 57, 131, 171, 393, 1129, 1179, 2489, 3387, 7467, 10161, 21451, 22401, 64353, 147899, 193059, 443697, 1331091, 2810081, 8430243, 25290729]

約数ペア:

[(1, 25290729), (3, 8430243), (9, 2810081), (19, 1331091), (57, 443697), (131, 193059), (171, 147899), (393, 64353), (1129, 22401), (1179, 21451), (2489, 10161), (3387, 7467)]