39109575

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 67523456

約数和(自身を除く): 28413881

約数列:

[1, 3, 5, 15, 25, 43, 67, 75, 129, 181, 201, 215, 335, 543, 645, 905, 1005, 1075, 1675, 2715, 2881, 3225, 4525, 5025, 7783, 8643, 12127, 13575, 14405, 23349, 36381, 38915, 43215, 60635, 72025, 116745, 181905, 194575, 216075, 303175, 521461, 583725, 909525, 1564383, 2607305, 7821915, 13036525, 39109575]

約数ペア:

[(1, 39109575), (3, 13036525), (5, 7821915), (15, 2607305), (25, 1564383), (43, 909525), (67, 583725), (75, 521461), (129, 303175), (181, 216075), (201, 194575), (215, 181905), (335, 116745), (543, 72025), (645, 60635), (905, 43215), (1005, 38915), (1075, 36381), (1675, 23349), (2715, 14405), (2881, 13575), (3225, 12127), (4525, 8643), (5025, 7783)]